How much does dynamic rope stretch. The instructions that come with the rope say that it is dangerous. May 12, 2020 · This is the percentage of stretch in the rope the first time a dynamic fall or load is applied to it. These exercises also promote flexibility and strength simultaneously, making them an excellent addition to any workout regimen. A large dynamic elongation increases the risk of falling to the ground or on a ledge. Static and low stretch ropes are designed for rappelling, ascending, lowering, and raising operations where the load is supported by the rope and there should never be any slack in the […] Jan 26, 2024 · The Importance of Rope Ratings Rope ratings provide essential information about a climbing rope’s performance characteristics. That’s essentially what a dynamic rope does; it’s designed to stretch and absorb the energy of a fall, reducing the impact force on both the Jan 28, 2025 · Dynamic ropes are designed to stretch under load, providing a soft catch during a fall, which reduces the impact force on both the climber and their gear. Feb 23, 2020 · Dynamic vs. In general, rope material is classified as either synthetic or natural. They have some elasticity, stretching up to 40% of their original length. Static rope doesn't have as much rope stretch as dynamic ropes do. Nov 22, 2021 · How much does a climbing rope stretch? For a climbing fall, the dynamic elongation of the rope is between 10 and 40%. Hey guys, I just bought this nice and expensive rope from Beal today and the receipt says the number of falls covered by warranty is 7. The significant difference between static ropes and three-strand ropes is the stretch rate Tension is force in a rope or stand that results from that object being stretched. Nov 22, 2021 · How much does nylon rope stretch? How thick should climbing rope be? How long is a climbing rope good for? How do you know if a rope is low stretch or dynamic? What should you avoid when looking after your climbing rope? What is low stretch rope used for? What type of rope will not stretch? Learn the differences between static vs dynamic ropes for climbing, rappelling & rescue. Choose wisely for your next climbing adventure! These ropes, also called static (wrong because they have a certain amount of elongation) are made for rope work where you hang from the rope. Types of Ropes Static and low stretch ropes are designed for radically different uses than dynamic ropes and therefore have significantly different properties. Additionally, the stretch and bounce in the more tensile rope puts excess fatigue on your muscles. May 20, 2021 · What Is The Difference Between Static Rope and Dynamic Rope? The big difference is that static rope is meant to stretch as little as possible, while dynamic rope is designed to stretch quite a lot. Mar 19, 2018 · If you’re lowering an injured climber, ascending a rope, or hauling up a load, you do not want the stretch that dynamic ropes give for mountaineers. It is used in climbing, whether for arborist purposes or sport climbing. What is the minimum Young's modulus?. Finally, user skill plays a large part May 15, 2023 · Static ropes produce higher impact forces due to limited elongation, whereas dynamic ropes stretch to absorb energy, reducing the load on anchors and rescuers. Using this standard, the corresponding terminology would be: I tested small diameter low-stretch ropes, small diameter dynamic ropes, large diameter static, and large diameter dynamic ropes. Static Ropes: With minimal stretch, these ropes are perfect for abseiling and Dynamic Ropes Dynamic ropes are designed for rock climbing. Imagine your climbing rope as a shock absorber for those unexpected falls. The rope will help you to achieve that full range of motion for optimum stretching. Dynamic Ropes: These ropes are designed to stretch under load, ideal for absorbing the energy of a fall. Aug 25, 2020 · A static rope normally stretches about 5% whereas a dynamic rope will stretch till about 40%. While static ropes can be used in rescue situations, for caving activities, or for hauling up loads, climbers use dynamic ropes for top roping and leading. Whether you’re securing loads, setting up tents, or engaging in water sports, knowing how much stretch to expect from polypropylene rope can help Mar 24, 2025 · Rope characteristics[edit] Cost[edit] With very good performance characteristics often come high prices. This maximum value will always be less in the field. Static ropes should not stretch more than 10% of their original length, but there should not be too much falling in rappelling. They all stretch to pretty much the same extent in use. See how to approach a variety of tension problems here. 6 kN. Fall Absorption – Reduces the impact force on the climber and gear. Type B ropes tend to have a lower performance than Type A ropes and could be more susceptible to abrasion, cuts and wear and provide a lower breaking strength. It you fall while roped into accessory rope, it will seriously injure you or break since it does not stretch. 8% Nov 28, 2020 · I find tachyon to be a bungee cord of a rope at 2. Dynamic elongation is the amount of rope stretch produced by the standard dynamic test. Static weight limits refer to the maximum weight that a rope can support when loaded slowly and steadily, such as when a climber is traversing a wall. On the spec it says it will stretch not more than 25% on first fall. Static ropes are designed when the rope is under tension but do not stretch significantly. They usually differ from each other in terms of color; however, the difference between a static rope and a dynamic rope can’t be known from the color. Jul 10, 2021 · Dynamic ropes, on the other hand, are designed to stretch a lot to absorb the impact of a climbing fall. Some Key Points on stretch: […] Dynamic ropes are bad for the rock, especially sandstone, as their stretching duplicates the sawing motion of a blade as it goes over the edge. I assume that the dynamic one is the way to go when rock climbing because you really don't climb the rope. Apr 9, 2018 · Hi, just taken intro course in lead climbing and have bought my first dynamic rope. Static rope serves a purpose in the world, just like dynamic rope. A static rope, on the other hand, will stretch very little, somewhere around 1% When it comes to rock climbing, choosing the right rope is crucial for safety and performance. Simply put, a tow strap should not stretch much, making it ideal for static recoveries, and a snatch strap or kinetic rope does stretch, making them safe for dynamic recoveries. The longer the stretch, Oct 11, 2023 · Marlow Ropes: With a rich heritage in rope-making, Marlow Ropes provides a range of dynamic ropes designed to offer exceptional stretch and shock absorption, ensuring climbers are well-protected during their ascents. ) Overall, a higher Fall Rating does not mean a better rope. This characteristic makes them essential for activities that Nov 5, 2024 · Essential Rope Rescue Equipment: Learn about static ropes, carabiners, pulleys, slings, and more for safe and efficient rescue operations Rope Types of Rope In recent years, static ropes with kernmantle construction have been widely adopted in firefighting, replacing the traditional three-strand ropes. Environmental Conditions: Account for exposure to water, heat, or abrasion, selecting materials that can withstand these elements. Apr 9, 2024 · Twisted: Traditional and straightforward, twisted ropes are known for their stretch and ability to absorb energy, making them suitable for dynamic needs. The primary difference between static and dynamic Jun 20, 2011 · The low stretch factor makes this rope very efficient in a Z-drag application. As this test is extreme, it should be assumed that this is the maximum elongation. It’s important to note that you should never lead climb on a static rope, and the consequences for doing so could be fatal. To meet a certain specification, an $11$-mm-diameter rope must experience a maximum elongation of $5. Static ropes stretch very little, making them ideal for situations with a more static load (hauling, rescues, or ascending rope). Tow straps for off-road & overland use A good tow strap is typically made of 100% polyester, because of the strength and lack of stretch that polyester webbing offers. For a climbing fall, the dynamic elongation of the rope is between 10 and 40%. Nylon Nylon is selected for dynamic ropes because it has high stretch resistance (ability to rebound to normal size after being elongated) and shock resistance (ability to maintain strength despite Nov 14, 2013 · dynamic rope stretch percentage of length during rappel? - SuperTopo's climbing discussion forum is the world's most popular community discussion forum for people who actively climb outdoors. 5% is typical for a dynamic rope, but others put this number at around 30% (with a maximum allowed of 40%). This action is also bad for the rope, obviously. It is just there to Not sure why rope stretching for runners is a thing? I break it down so it's easy to understand and give you my quick post-run rope stretch! What’s the Deal with Dynamic Ropes Anyway? Ever watch a climber take a whipper and think, “Ouch!”? Well, thanks to dynamic ropes, it’s not always as bad as it looks. There are three main types of ropes used in climbing: statc, low elongation, and dynamic, each with specific characteristics designed for different purposes. In fact, there is more to consider than just size when buying a rope! Ultimately, the style of climbing you choose to do will help you determine what rope to choose. Unlike static ropes, which do not elongate significantly, dynamic ropes absorb the energy generated from a fall, reducing the force exerted on both the climber and the anchor system. Visit the post for more. On the other hand, dynamic ropes are May 15, 2023 · Elongation Elongation (or stretch) is the rope’s percentage increase in length under load. Static ropes, conversely, do not stretch and are not recommended for climbing. Jan 8, 2024 · Prevent injuries and maximize your jumping rope performance with these five jump rope stretches. A Comparison of Stretch and Forces Between Low- and High-Stretch Ropes During Simulated Crevasse Falls Dynamic elongation is the term used to describe the amount of stretch capable in a rope when fallen upon. Use: Anchors, rappelling, and hauling systems where minimal stretch is required. First, it makes falling onto it way more comfortable as it greatly diminishes the initial jolt you would otherwise experience when falling onto a non Dynamic rope – Our best-in-class dynamic rope has been selected for it’s excellent technical specifications and uncompromising safety standards. It’s especially useful for off-road enthusiasts. A. The more elastic the rope, the softer the fall. The UIAA mandates impact force for single ropes to be less than 12 kN under severe testing conditions (fall factor 1. Its behavior under tension and how much it elongates can influence how it performs in dynamic environments. Dec 17, 2024 · While it does stretch slightly to absorb shock, this small amount of stretch adds durability and helps the rope perform well under sudden pulls or loads. Sep 9, 2022 · How do rope stretches help? Because rope stretching is a dynamic stretch it will help increase your flexibility, which in turn reduces your risk of injury. Type B Ropes : Low stretch kernmantle ropes of a lower performance than type A ropes, requiring greater care in use. Tip 1 Question: Dynamic climbing ropes are designed to noticeably stretch under load to lessen the forces in a fall. For example, as you can see in the image below from Tendon Ropes, the blue rope has a dynamic elongation of 32% with a max impact force of 8. For sport-climbing, dynamic ropes are used to protect against lead falls, while static ropes are used in caving to minimize stretch and maximize efficiency in ascending/descending. Thx in advance :) Find step-by-step Physics solutions and the answer to the textbook question Static climbing ropes are designed to be relatively stiff so that they stretch less than dynamic ropes. Static elongation, also called working elongation, is the amount that a dynamic rope stretches with an 80kg weight hanging from it. (The most common misconception. Ropes with greater diameter typically have greater load-bearing capacity. Before we can compute the dynamic forces from a fall, we must ・〉st understand how a rope responds to a static load. The stiffness of the rope, K Aug 25, 2020 · Dynamic ropes have been specifically designed to elongate when weighted, usually around the 40% range. Jun 5, 2025 · For this reason, dynamic climbing ropes are much safer for climbing where falls are imminent. Its key benefit is its ability to stretch and store energy, which allows it to pull a stuck vehicle with more power than a standard tow rope or chain. There's also a lot of dynamic movement going on all over if you were to fall with slack in your system, the limb you're tied into will move, it's branches will help provide ballast, your hitch Dynamic ropes The opposite to static ropes are dynamic ropes, which can stretch due to their twisted fibers. They are crucial in helping climbers choose the right rope for their specific needs. Dynamic ropes range upwards of 40% in dynamic elongation. Dynamic ropes are ideal for rock climbing, mountaineering and ice climbing. Jul 1, 2020 · Dynamic-Rigging Configurations: If you anticipate “dropping” a limb or trunk segment and relying on the rigging line to “catch” the load, this is a classic dynamic-rigging scenario. May 6, 2020 · Dynamic climbing ropes are almost exclusively made out of nylon. Their ability to stretch reduces the peak arrest force and reduces the chance of catastrophic failure in fall situations. 0 \%$ when supporting a $150 \mathrm {~kg}$ load. Nov 5, 2023 · Rock climbing, indoors or outdoors, requires a dynamic rope. Understanding the differences between these ropes will help you choose the right one for your needs. The elasticity solves two huge problems. So, a dynamic rope can absorb forces occurring during a fall and thereby prevent or minimise injuries. The stiffness of the rope, K Climbing ropes, different from arborist or other static lines used in rope access, are dynamic and stretch under load. Nov 7, 2023 · Static rope and dynamic rope serve distinct purposes in a variety of activities. A semi-static rope stretches about 40% before breaking, a dynamic rope stretches about 70-80%. For climbers, in the event of a slip or fall, rope elongation helps absorb impact energy Nov 22, 2021 · How much does climbing rope stretch? Typically climbing ropes sit around 25-35% dynamic elongation and this number is very closely related to the maximum impact force. For example, one good way to reduce force in a rigging system is to use a rope with greater stretch. UIAA supposedly got 3 falls instead of 7 like normal, before it broke. High Elasticity – Can stretch up to 30% under a heavy fall. First, a higher fall rating does not signify a more durable rope. Oct 11, 2022 · Static ropes have little to no stretch, meaning they don’t provide the dynamic elongation that other climbing ropes do. Most EN 1891 ropes are now Type A but some specialist ropes are Type B. The definition of “static rope” is a rope with a maximum elongation of 6% at 10% of its minimum breaking strength. B type ropes are intended for descending or lowering in case of rescue using appropriate descender, conforming to EN 341. Rope Elongation One of the most critical elements in the specification of any rope is its measure of elongation: how much the rope stretches under varying degrees of load. The UIAA standard fall is a fall factor of 1. Select rigging ropes with more stretch, such as high-elongation polyester or nylon products, as they are better Aug 16, 2023 · Weight and Thickness Static Climbing Ropes Due to their sturdy construction and minimal stretch, static ropes tend to be thicker and heavier compared to dynamic ropes. Due to its ability to handle high impact forces, this type of rope is designed to be used by climbers. Static As opposed to a static rope, which does not stretch, climbing ropes are dynamic - meaning they stretch to help absorb the impact of a falling climber. This elasticity is crucial for lead climbing, where falls are more frequent and potentially more dangerous. Dynamic rope elongation describes how much the rope can stretch in the case of fall, which means how elastic the rope is. Modern climbing ropes are exceptionally reliable when well taken care of and within the 10 year material lifespan. B type ropes are not recommended for use in rope access and work positioning. Learn how to stretch effectively and warm up before jump rope! Dec 14, 2021 · Rope is a textile, so the materials used to manufacture rope fibers are also commonly found in commercial and industrial applications such as clothing, flooring, and medical equipment, to name a few. This reduces the impact force exhibited on the climber and their gear when taking a fall. They are designed to catch you in a fall, so they need that elasticity. Dynamic rope is designed to stretch, which absorbs the force from a climber falling. A definitive guide to tree-climbing ropes and why arborists use Low Stretch Static Ropes, covering the differences in Static Ropes vs Dynamic Ropes. A typical dynamic rope used in rock climbing can have an elongation of up to 10% to 40%. The forces exerted on the system by the log can be as much as 10 times the weight of the log. Aug 9, 2023 · Stretch: Static ropes stretch very little, while dynamic ropes stretch much more. Elongation on single and twin ropes cannot exceed 10 percent of the total rope length and half ropes cannot exceed 12 percent. All rock climbing ropes are dynamic. There are two types of climbing rope weight limits: static and dynamic. Kernmantle: A structure where a strong, inner core (kern) is protected by a woven outer sheath (mantle), providing a balance of strength, durability, and flexibility. Single ropes are tested with a load of 80 kg, half ropes with a load of 55 kg on the single rope, and twin ropes with 80 kg on the two ropes. Any dynamic rope will do - and any dynamic you're using for TRing can be used for lead. The increased weight and thickness make it easier to handle the rope during rappels or when ascending fixed lines Apr 12, 2011 · Prolly fairly safe to assume that the ultimate breaking strength of a dynamic rope will be kinda sorta the same ish as a low-stretch rope of the same diameter though, so I'd say somewhere between 1500 - 2000kg tied with fig-8 knots. The rope I'm looking at is a 6. Dec 12, 2017 · Dynamic elongation is how much the rope will stretch with an 80kg weight dynamically falling on it on the first fall of the drop test. The two primary types of climbing ropes are dynamic and low stretch. While a good rope may provide a much better use experience, it may be used less if it is perceived to be very expensive. Mar 2, 2023 · Generally, climbing ropes have weight limits ranging from around 2000 to 10000 pounds (907 to 4536 kilograms). Moved PermanentlyThe document has moved here. A dynamic rope is made to stretch and ease the impact force on a climber when they fall. Without these properties, strong forces would affect the climber with each fall. Although, you can complete most of these stretches without a rope. This elasticity makes it ideal for situations where impact forces need to be minimized. The stretching enables the rope to absorb the energy that is created by the fall. Commonly available values provided by the rope manufacturers were 6 evaluated, including peak (impact) force, dynamic elongation and static elongation. Like the elongation in use test above, an 80kg weight is used and replicates a severe fall scenario. The additional engineering and materials used to create the elasticity and stretch of dynamic ropes increase their cost compared to static ropes. Before we can compute the dynamic forces from a fall, we must first understand how a rope responds to a static load. Dynamic and Static Characteristics Dynamic Rope: Examples of a dynamic rope are NOVABRAID ™ Dock and Anchor Lines, which provide stretch when needed, absorbing and dissipating energy (like a rubber band) by as much as 10% (this means a 10 foot rope will stretch one foot). We cover everything you need to know about kinetic recovery ropes, from usage recommendations to maintenance and Oct 13, 2022 · There are a lot of myths about what a rope fall rating means and we’re here to set the story straight. Dynamic ropes are made to absorb some of the blow in a fall Static and low stretch rope will require some added form of energy absorbing versus dynamic sports climbing rope is designed for elongation and energy absorption. These ropes are generally made of synthetic fibers, such as nylon, polyester, or Dyneema, which provide excellent strength and durability. The rumor is that wet ropes are significantly weaker. Get expert tips on choosing the best rope for safety and performance. 8mm Sterling Velocity dynamic rope with 28. Jun 5, 2018 · You bet it does. This particular test is used to measure a series of variables, including rope stretch (or elongation) and impact force. As discussed above, the UIAA drop test, nearly reaches a fall factor of 2 so is not really transferrable straight to real world scenarios. Oct 9, 2023 · Dynamic Climbing Rope Dynamic ropes, being designed for higher impact falls and requiring more complex construction, tend to be more expensive. In typical Dec 4, 2009 · Static or Dynamic??? Vote I've been taught that a static line is the way to go for climbing because you don't want the rope stretching out on you as you climb it. Dynamic vs Static Rope – How Much Do They Stretch If the main difference between dynamic and static ropes is how much they stretch, then how different can they really be? The answer to that is very, very different! See, a dynamic rope will stretch at a rate of somewhere around 10%, depending on the manufacturer. This, in its purest form is the Ideal Fall Factor (IFF). The more the rope Aug 27, 2021 · Learn about the types of rope, construction, rope materials, tensile strength, paracord, and what type of rope is best for survival and outdoor situations. Static rope minimises stretch, making it suitable for tasks like rappelling and rescue operations. 5% elongation, and the salesman says it's dynamic. When people talk about climbing ropes they almost always mean a dynamic rope. Jan 16, 2025 · Dynamic rope, as the name suggests, is designed to stretch and absorb energy. Aug 13, 2023 · Understanding Dynamic Climbing Rope By The Foot Dynamic climbing ropes by the foot are designed to stretch when loaded, which absorbs the force of a fall and helps to protect the climber from serious injury. I don't know if "the internet" is split on this idea Dynamic rope stretch is going to be greater than this static value. Also, ropes do not last forever so switching to an expensive rope can cost more in the long term than just the one-time purchase. How much does a dynamic climbing rope stretch? Dynamic elongation This maximum value will always be less in the field. Jan 29, 2013 · Some sources say that an elongation of 6. com A dynamic rope is a specially constructed, somewhat elastic rope used primarily in rock climbing, ice climbing, and mountaineering. But what exactly does this mean? I can't possibly have to toss it after falling seven times, do I? And how is a fall defined? Because there is a huge difference in force between falling 2m deep or falling 5m before stopping. Climbing magazine advises not to use a wet rope. Ascending with a dynamic rope, rather than a static one, is much more tiring. This is because dynamic ropes are designed to absorb the impact of a falling climber. See full list on thewanderingclimber. As our support desk responds to your phone calls and emails on the topic of stretch, we thought it best to put some notes together that may help you make a decision. Static ropes may be made of Nylon, Polyester, HMPE (Dyneema) and Aramid Fibers (Technora, Kevlar), or a combination of those fibres. In this type of work you want as little stretch as possible to avoid swinging. They absorb energy from falls. Key Features of a Quality Climbing Rope A reliable climbing rope boasts features such as a durable sheath, a You're overthinking it. Because rope rescue techniques call for both lowering/raising and belay capabilities, a thoughtful consideration of elongation is required. Elongation is not a bad thing. For additional demands, the standard fall test is static. The topic of stretch comes up almost as much with rope/cordage products as it does with bungee/stretch cord. He talked about how, in the days before dynamic ropes, belaying was Jul 24, 2023 · Rope stretch exercises are dynamic movements that utilize ropes to enhance traditional stretching routines. For sport-climbing, dynamic ropes are used to protect against lead falls, while static ropes are used in caving to minimize stretch and maximize eficiency in ascending/descending. What are we supposed to think and do when we end up with a wet rope? Ropes TestedThe dry treated rope was a 9. A kinetic recovery rope is designed to help vehicles stuck in mud, sand, or snow. It’s a 40m rope, does that seriously mean it will stretch up to 10m on first fall?? Should I climb above 10m and jump so it’s prestretched & a subsequent fall from say 7m wont result in me hitting the deck? Jun 15, 2025 · Discover the key differences between static and dynamic ropes, including tensile strength, elongation, impact absorption, and elasticity. Apr 8, 2023 · Type of Rope One factor that influences the weight-bearing capacity of a rope depends on whether the rope is static or dynamic. Mar 17, 2025 · Dynamic ropes typically elongate 25-35% under a load. This leaves really bad rope groves in sandstone canyons and could possibly be the biggest environmental impact of canyoneering (debatable, of course). 77, and rope stretch for that fall is supposed to be no more than 40%. Which rope is right for you? Polypropylene rope is known for its unique characteristics compared to other synthetic ropes, making it a versatile option for many tasks. There are two types of ropes in the rope world - static rope and dynamic rope. 8). 2% elongation- most dynamic ropes stretch ~8-10% with static loads, and over 30% with dynamic loads. . They tend to be thicker ropes and do not stretch when items add to the rope's weight. A bit of a non sequitur but when i was getting interested in climbing, back in the mid 1990's, I worked with a guy who had been in the Mountaineers (Seattle-area climbing organization) probably a couple decades before. That means if you fall 100 feet and generate enough force, the rope could stretch another 40 feet to absorb the forces of the fall. The average diameter of a static rope ranges from 10mm to 13mm, providing a solid and reliable feel to climbers. Little bounce happens May 29, 2025 · Overview of Dynamic Ropes Dynamic ropes are specialized climbing ropes designed to stretch under load, providing a crucial safety feature during falls. The main difference between the two is that dynamic ropes stretch to absorb some of the impact of a falling climber, while low stretch ropes barely stretch at all, more suited to load-bearing activity. Dynamic Climbing Ropes: A Numerical Analysis of Rope Properties 4 3 Close to 200 climbing ropes currently on the market were assessed using a numerical 5 model. What is dynamic climbing rope? Dynamic Ropes A dynamic rope is designed to stretch or elongate when weighted. Feb 15, 2024 · Making the Right Choice When selecting a rope for rescue operations, consider these factors: Task Requirements: Choose a rope type (static, low-stretch, or dynamic) based on the specific demands of the operation. A 20 m length of climbing rope is supporting a weight, and stretches by 40 cm. Understanding how much polyester rope stretches and how it compares to other ropes can help you make the right choice for your needs. The stretch is essentially what makes the rope ‘dynamic’. The force in the rope (spring) is proportional to the amount of stretch in a rope. This elasticity, or stretch, is the property that makes the rope dynamic —in contrast to a static rope that has only slight elongation under load. Use Sep 4, 2017 · Two types: Dynamic Versus Static Kernmantle climbing rope falls into two categories: dynamic and static. This elasticity helps absorb the impact of a fall, reducing the force on the climber, harness, and anchor points. It must be less than 40%. Marlow have been pre-stretching Dyneema® cores for over 25 years and that experience means we know exactly how to improve a rope’s performance without compromising flexibility or damaging the fibre. The relation is Eq(1) where F is the force in the rope, K is called the stiffness of the rope, and is the displacement of the rope from its unstretched length. It is a key factor in technical rope rescue: Static Rope Elongation: 6-10% under 10% of Minimum Breaking Strength (MBS). Conversely, dynamic rope is designed to stretch and absorb energy, ideal for activities such as rock climbing and mountaineering where fall protection is crucial. Before we get into too much detail, make sure to buy a climbing rope (dynamic) instead of a static rope that would be used primarily for canyoneering or rappelling! Polyamide ropes have at most about 18kN breaking strength at 8mm diameter, 15% stretch with static construction (bad for holding falls, for rapelling only) or 30% stretch with dynamic construction (good at hholding falls, ok for climbing though lower breaking strength (7kN)), and don't lose as much strength at knots (about 50%). Specialized Ratings: For scenarios involving They do provide some stretch, and therefore absorb some energy, but not as much as Dynamic rope. As with all aspects of rope rigging, friction plays a major role in the efficiency of a rope system. Dynamic Rope Designed for energy absorption, with higher elongation to cushion falls. qgv qnuiiv agjyh ozjvqj aotv mqbi tugszq wkj xfvvplkw waxqp