Dynamic and static climbing rope from Maxim, Sterling, Teufelberger, and Petzl. UIAA certified for sport, trad, gym, and alpine. Sold by the foot and standard climbing lengths.
Rock Climbing Rope
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Climbing Rope Buying Guide
Choosing the right climbing rope depends on how you climb, where you climb, and what rope system you use. Whether you are shopping for a gym rope, sport climbing rope, trad climbing rope, alpine line, static rope, or accessory cord, the right rope improves handling, supports rope management, and helps match your gear to the demands of your climb.
ROPE.com carries climbing ropes, static ropes, accessory cord, and climbing rope by the foot from trusted brands including MAXIM, Sterling, Petzl, and Marlow. Our rock climbing rope selection includes dynamic single ropes, half ropes, twin ropes, gym ropes, bi-pattern ropes, static lines, and accessory cord in a range of diameters, colors, and lengths.
We offer climbing rope in factory-packaged standard lengths and select ropes cut to custom lengths. For any climbing, rescue, or life-safety application, always confirm that the rope, length, labeling, and certification are appropriate for your intended use.
Dynamic vs. Static Climbing Rope
Dynamic climbing ropes are designed to stretch under load. This elongation absorbs fall energy and reduces the force transferred to the climber, belayer, anchors, and protection. Dynamic ropes are the standard choice for lead climbing and are commonly used for top-rope, sport, gym, trad, ice, and alpine climbing. Modern dynamic ropes use kernmantle construction: a load-bearing nylon core wrapped in a braided sheath that protects the core from abrasion.
Static ropes, also called low-stretch ropes, are designed to minimize elongation under load. They are commonly used for rappelling, hauling, fixed lines, rope access, rescue, arborist work, and anchor systems where excessive stretch is not desired. Static ropes are not designed to catch lead climbing falls.
Single, Half, and Twin Ropes
Single Ropes
Single ropes are the most common choice for gym climbing, sport climbing, and most trad climbing. They are designed to be used alone and carry a \"1\" certification symbol.
Half Ropes
Half ropes are used in pairs and clipped alternately into protection. This system can help reduce rope drag and add redundancy on wandering trad routes, ice climbs, and alpine terrain.
Twin Ropes
Twin ropes are also used in pairs, but both strands are clipped together into the same protection points. Twin rope systems are typically used by climbers who want a lightweight two-rope system for alpine, ice, and routes with long rappels.
Climbing Rope Diameter and Weight
Climbing rope diameter affects weight, handling, durability, and compatibility with belay devices. Thicker ropes generally offer more durability and easier handling, making them popular for gyms, top-rope, and frequent outdoor use. Thinner ropes reduce weight for long approaches, redpoint attempts, ice, and alpine routes, but they often require more attentive belaying and may wear faster under heavy use.
Common Diameter Ranges by Climbing Style
- Gym and Top-Rope: 9.5mm to 10.5mm. Durable and forgiving for high-traffic use.
- Sport Climbing: 9.0mm to 9.8mm. Balanced weight and durability for outdoor projecting.
- Trad Climbing: 9.5mm to 10.2mm. Additional abrasion resistance for gear placements.
- Alpine, Ice, and Long Approaches: Often under 9.5mm depending on rope type and system.
Weight is measured in grams per meter (g/m). As a rough reference, many 9.8mm single ropes weigh around the mid-60s g/m, while many 9.1mm ropes are closer to the low-50s g/m. Exact weight varies by manufacturer, construction, and dry treatment. Always check the manufacturer specs for any rope you are considering, and confirm that your belay device is rated for the rope's diameter before use.
What Length Climbing Rope Should You Buy?
The right rope length depends on the route, gym wall height, rappel requirements, and local climbing area. Common lengths include:
- 40m to 50m: Indoor gyms and shorter outdoor routes
- 60m: Traditional standard length for many climbing areas
- 70m: A versatile modern length for outdoor sport climbing
- 80m and longer: Long sport pitches, projecting, and extended rappels
Always confirm route length and rappel distance before climbing. When lowering or rappelling, tie a stopper knot in the end of the rope unless your system specifically requires otherwise.
Key Climbing Rope Specs
Impact Force
Impact force is the peak force measured during the standardized UIAA test fall, expressed in kilonewtons (kN). A lower impact force generally indicates a softer catch and reduced load on protection. UIAA 101 caps impact force for single ropes at 12 kN, and many modern single ropes test below that ceiling. Always check the manufacturer's published specs for the rope you are considering.
Static and Dynamic Elongation
Static elongation measures how far a rope stretches under a fixed load (80 kg in the UIAA test). UIAA 101 caps static elongation for single ropes at 10%. Dynamic elongation measures stretch during a standardized fall test and is capped at 40% under the same standard. More elongation can create a softer catch but also increases total fall distance, which matters when climbing near ledges, the ground, or other hazards.
Sheath Slippage
Sheath slippage measures movement between the outer sheath and the inner core. Lower sheath slippage generally indicates better core-to-sheath stability. Excessive movement can affect handling and may shorten the usable life of a rope.
Dry-Treated Climbing Ropes
Dry-treated climbing ropes use water-repellent treatments on the sheath, core, or both to reduce water absorption. A wet rope can gain weight, lose its dry handling characteristics, and may not perform the same as a dry rope. Dry treatment is particularly useful for ice climbing, alpine climbing, mountaineering, and any climb where the rope is likely to encounter snow, rain, or wet rock.
For indoor climbing and fair-weather sport climbing, an untreated rope is often sufficient. Some climbers still prefer a dry-treated rope outdoors because the coating can reduce dirt absorption and improve long-term handling.
Hand Feel and Sheath Construction
Specifications only tell part of the story. Sheath construction influences how a rope feeds through a belay device, clips into quickdraws, and ages over time.
A denser, higher-carrier-count sheath (such as the 48-carrier sheath used on the MAXIM Glider) generally creates a smoother hand and solid abrasion resistance.
A 32-carrier sheath uses a more open weave that can feel softer initially but may show wear sooner on rough rock or sharp edges.
Most new ropes feel stiff out of the package and gradually break in over the first several sessions.
Middle Marks and Bi-Pattern Ropes
A middle mark helps identify the center of the rope during rappels, lowering, and rope management. Many ropes use an ink-based middle mark on the sheath, which can fade with use, dirt, and washing.
Bi-pattern ropes change the weave or color pattern at the midpoint, providing a highly visible midpoint that does not rely on an ink mark. The Sterling IonR is one example. For multi-pitch climbing, frequent rappelling, and complex rope systems, a bi-pattern rope can make rope management easier.
UIAA and EN Rope Ratings
Many dynamic climbing ropes are tested to recognized climbing rope standards such as UIAA 101 and EN 892. These standards evaluate impact force, elongation, sheath slippage, and fall performance under controlled laboratory conditions. To pass the UIAA single-rope fall test, a rope must hold at least 5 standardized test falls without failure. Most quality single ropes are rated for more than the minimum, often in the range of 6 to 12 falls.
A rope's fall rating should not be treated as a literal countdown of how many real-world falls remain. Actual rope life depends on use, abrasion, falls, contamination, storage, inspection, and manufacturer guidance.
Static ropes used for rope access, rescue, and similar applications are commonly tested to EN 1891, with Type A representing the higher-strength static rope category.
Climbing Rope Care and Inspection
Proper care helps extend the usable life of a climbing rope. Keep your rope away from dirt, sharp edges, chemicals, excessive heat, and prolonged direct sunlight. Use a rope bag or tarp outdoors, store your rope in a cool and dry place, and inspect it before and after climbing.
Best Practices
- Use a rope bag or tarp every time you climb outdoors.
- Store ropes in a cool, dry place away from direct sunlight.
- Avoid contact with chemicals, battery acid, solvents, bleach, and fuels.
- Wash ropes by hand in lukewarm water with mild soap only.
- Air dry completely away from direct heat or sunlight.
- Never machine dry a climbing rope.
When to Retire a Rope
Retire a climbing rope if you notice any of the following:
- Core shots
- Flat spots
- Soft or stiff sections
- Sheath cuts
- Melted fibers
- Severe abrasion
- Chemical contamination
- Any damage that makes the rope questionable
As a general industry guideline, frequently used ropes may need to be retired within 1 to 3 years, occasional-use ropes within 3 to 5 years, and even unused ropes are typically retired after about 10 years. Always follow the manufacturer's specific care, inspection, and retirement guidance for your rope. When in doubt, retire the rope or contact the manufacturer.
Safety Notice for Rope Sold by the Foot
Climbing rope cut from bulk spools and sold by the foot may not retain the original manufacturer certification, labeling, or traceability once separated from the factory-finished coil. Rope sold by the foot is useful for many custom-length applications, but it should not be assumed to carry the same certification status as a factory-packaged climbing rope.
For lead climbing, top-rope climbing, rescue, or any other life-safety application, choose a factory-packaged rope with the proper manufacturer labeling, documentation, and certification for your intended use.
Shop Climbing Rope at ROPE.com
ROPE.com stocks rock climbing rope from MAXIM, Sterling, Petzl, and Marlow. Our selection includes single ropes for sport and gym, half ropes and twin ropes for ice and alpine, static rope for rappelling and rope access, and accessory cord for anchors and prusiks. Whether you need a workhorse gym rope, a lightweight sport line, or custom-length accessory cord, our team can help you choose the right diameter, length, and style for the way you climb.
Climbing Rope Sizing Guide
Match your rope to the way you climb
Rope by Climbing Style
| Style | Diameter | Type |
|---|---|---|
| Gym / Top Rope | 9.5mm – 10.5mm | Single → |
| Sport Climbing | 9.0mm – 9.8mm | Single → |
| Trad Climbing | 9.5mm – 10.2mm | Single → |
| Alpine / Multi-Pitch | 7.8mm – 9.0mm | Half → |
| Ice / Mixed | 7.5mm – 8.5mm | Twin → |
Rope Length by Use
| Use | Length | Notes |
|---|---|---|
| Indoor Gym | 35m – 40m (115 – 130 ft) | Check gym wall height |
| Sport Crags | 60m (200 ft) | Standard for most routes |
| Long Sport / Trad | 70m (230 ft) | For 35m+ pitches |
| Multi-Pitch / Alpine | 60m – 70m | Half or twin ropes |
| Big Wall | 60m + static haul line | Dynamic lead + static haul |
Single vs Half vs Twin
| Type | Diameter | Best For |
|---|---|---|
| Single → | 8.9mm – 11mm | Sport, trad, gym, top rope |
| Half → | 7.8mm – 9.0mm | Alpine, multi-pitch, wandering routes |
| Twin → | 7.0mm – 8.5mm | Ice, mixed, alpine where weight matters |
| Static → | 8mm – 12mm | Rappel, haul, fixed lines, rope access |
Accessory Cord by Use
| Use | Diameter | Material |
|---|---|---|
| Prusik backup | 6mm – 7mm → | Nylon |
| Cordelette | 7mm – 8mm → | Nylon or polyester |
| Rap extensions | 5mm – 6mm → | Nylon |
| Utility / Gear loops | 3mm – 4mm → | Nylon or polyester |
Diameter ranges above are general guidelines. Accessory cord use is highly application-dependent. Always confirm the manufacturer's guidance, cord rating, and hardware compatibility before use.
Rope Construction Guide
What you tie in to. Click to shop each rope type.
Single
I sport, gym, trad, or top-rope
↓
Half / Twin
I climb alpine, ice, or multi-pitch
↓
Static
I rappel, haul, or work rope access
↓
MAXIM Glider
Single Rope
Standard dynamic rope • carries the \"1\" symbol
Diameter: 8.9 to 11mm
Standard: UIAA 101 / EN 892
Use: Lead, top-rope
Construction: Kernmantle
Designed to be used on its own. The most common climbing rope for sport, gym, trad, and top-rope. Look for the \"1\" certification symbol on the end label.
Best for: Sport, gym, trad, top-rope
Popular Single Ropes
MAXIM Unity 8mm
Half Rope
Used in pairs, clipped alternately • carries the \"½\" symbol
Diameter: 7.8 to 9.0mm
Standard: UIAA 101 / EN 892
Use: Two ropes, alternating
Construction: Kernmantle
Climbed as a pair. Each strand is clipped through separate protection, which can reduce rope drag on wandering routes and add redundancy on multi-pitch terrain.
Best for: Wandering trad, alpine, multi-pitch
Popular Half Ropes
MAXIM Unity 7.8mm
Twin Rope
Used in pairs, clipped together • carries the ∞ symbol
Diameter: 7.0 to 8.5mm
Standard: UIAA 101 / EN 892
Use: Two ropes, clipped together
Construction: Kernmantle
Climbed as a pair with both strands clipped through the same protection. A lightweight two-rope system for alpine, ice, and routes with long rappels where minimizing rope weight matters.
Best for: Alpine, ice, long rappels
Popular Twin Ropes
Teufelberger KM III Max
Static Rope
Low-stretch kernmantle • EN 1891 Type A
Diameter: 9 to 11mm
Standard: EN 1891 Type A
Stretch: Low
Construction: Kernmantle
Low-stretch kernmantle rope designed to minimize elongation under load. Used for rappelling, hauling, fixed lines, rescue, and rope access work. Not rated for lead climbing falls.
Best for: Rappel, haul, rope access, rescue
Popular Static Ropes
Find Your Climbing Rope
Matched to how you climb
All-Around
Best Seller
Maxim Glider
Maxim Glider
Glider
Maxim Climbing Ropes
Diameter: 9.9 – 10.5mm
Type: Single
Dry: Endura-DRY
Sheath: 48-strand
Smooth handling, high durability, feeds cleanly through compatible belay devices. Maxim’s most popular climbing rope and a solid default for climbers who want one rope that covers a wide range of climbing.
Best for: Sport, trad, gym, top rope
Shop Glider →
Gym
Best Seller
Maxim Chalk Line
Maxim Chalk Line
Chalk Line
Maxim Climbing Ropes
Diameter: 9.7 – 10.8mm
Type: Single
Dry: Available
Sheath: 48-strand
Built for gym duty and heavy top-rope use. Thick sheath handles high-traffic wear. Also sold by the foot for gym operators.
Best for: Gym climbing, top rope, beginners
Shop Chalk Line →
Sport
Maxim Pinnacle
Maxim Pinnacle
Pinnacle
Maxim Climbing Ropes
Diameter: 9.5mm
Type: Single
Dry: Endura-DRY
Sheath: 48-strand TPT
Lightweight 9.5mm sport rope with Twill Pattern Technology for reduced drag and smoother feeding through compatible devices. Available in bi-pattern for a highly visible midpoint that does not rely on an ink mark.
Best for: Sport climbing, trad, long pitches
Shop Pinnacle →
Lightweight
Maxim Airliner
Maxim Airliner
Airliner
Maxim Climbing Ropes
Diameter: 9.1mm
Type: Single
Dry: Endura-DRY
Sheath: 48-strand
Ultra-light and skinny for long approaches and multi-pitch sends. Reduced drag on wandering routes. Not a gym rope.
Best for: Sport redpoint, multi-pitch, alpine
Shop Airliner →
Half / Twin
Maxim Unity
Maxim Unity
Unity
Maxim Climbing Ropes
Diameter: 7.8 – 9mm
Type: Half / Twin
Dry: Endura-DRY
Sheath: 32-strand
Rated as half and twin at 7.8 and 8mm. The 9mm version also carries a single rating. Built for alpine, ice, and mixed climbing where redundancy and weight savings matter.
Best for: Alpine, ice, mixed, multi-pitch
Shop Unity →
Static
KM III Max
KM III Max
KM III Max
Teufelberger / Made by Maxim USA
Diameter: 10mm – 11mm
Type: Static
Stretch: < 2%
Sheath: 32-strand TPT
The go-to static rope for rappelling, hauling, fixed lines, and rope access. Twill Pattern sheath reduces drag and resists abrasion. Made in the USA. Sold by the foot.
Best for: Rappel, haul, fixed line, rope access
Shop KM III Max →
Climbing Rope FAQ
Common questions from climbers
What type of rope do I need for rock climbing?
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Dynamic ropes are designed for any climbing where falls are possible. Dynamic rope stretches under load, which absorbs fall energy and reduces force on the climber, anchors, and protection. Look for ropes tested to recognized standards such as UIAA 101 and EN 892. Static ropes do not stretch and should only be used for rappelling, hauling, fixed lines, rescue, or rope access. Never lead climb on a static rope.
What diameter climbing rope should I get?
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For gym climbing and top-rope, 9.5mm to 10.5mm is a common range. For sport climbing, 9.0mm to 9.8mm balances weight and durability. For trad, 9.5mm to 10.2mm handles the abrasion of gear placements. Thinner ropes (under 9mm) are lighter but typically wear faster and are most often used by experienced climbers on specific projects. Always check that your belay device is rated for the rope diameter you choose.
What is the difference between single, half, and twin ropes?
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Single ropes are the most common type and are used alone for sport, trad, gym, and top-rope climbing. Half ropes are used in pairs, with each strand clipped through separate protection points, which can reduce rope drag on wandering routes. Twin ropes are also used in pairs, but both strands clip through the same protection. Half and twin ropes are most common in alpine, ice, and mixed climbing where redundancy and longer rappels matter.
How long should my climbing rope be?
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60 meters (about 200 feet) has long been a standard length for outdoor sport and trad climbing. 70 meters is increasingly common for longer sport routes and crags with 35m or longer pitches. For gym climbing, 35 to 40 meters is usually enough, depending on wall height. Always confirm route length and rappel distance before climbing, and tie a stopper knot in the end of the rope unless your system specifically requires otherwise.
What does dry treatment do?
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Dry treatment is a hydrophobic coating applied to the sheath, core, or both. It reduces water absorption, which matters for ice climbing, alpine routes, and any climbing in wet or snowy conditions. A wet rope can gain weight, lose its dry handling characteristics, and may not perform the same as a dry one. Dry treatment can also reduce dirt absorption, which helps extend rope life.
What is the UIAA fall rating?
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The UIAA fall rating, defined by UIAA 101, measures how many standardized test falls a rope survives under laboratory conditions. To pass the UIAA single-rope fall test, a rope must hold at least 5 falls without failure. Most quality single ropes are rated above the minimum, often in the 6 to 12 range. The fall rating should be viewed as a comparative durability metric, not a literal countdown of how many real-world falls remain.
What is fall factor and why does it matter?
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Fall factor is the ratio of fall distance to the amount of rope out. A climber 3 meters above their last clip with 10 meters of rope out falls 6 meters on 10 meters of rope, giving a fall factor of 0.6. The maximum possible fall factor in lead climbing is 2 (falling the full length of rope with no intermediate protection). Higher fall factors put more force on the rope, the climber, and the gear. Dynamic rope elongation is what keeps those forces manageable.
What is impact force?
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Impact force is the peak load transmitted to the climber during the first UIAA test fall, measured in kilonewtons (kN). Lower impact force generally means a softer catch and reduced load on protection placements. UIAA 101 caps impact force for single ropes at 12 kN, and most modern single ropes test below that ceiling. Check the manufacturer specs for any rope you are considering.
What is the middle mark on a climbing rope?
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The middle mark identifies the halfway point of your rope, which is critical for rappelling. Pulling past the midpoint means losing the rappel. Most ropes use an ink mark that can fade with use, dirt, and washing. Bi-pattern ropes change the weave or color pattern at the midpoint, providing a highly visible midpoint that does not rely on an ink mark. If you rappel frequently or run complex rope systems, bi-pattern is the more reliable option.
What climbing rope do I need for the gym?
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For indoor gym climbing, a single dynamic rope in the 9.5mm to 10.5mm range is a common choice. Thicker sheaths typically handle the wear of repeated top-rope lowering better than thin ropes. Dry treatment is not necessary for indoor use. A 35 to 40 meter rope covers most gym walls, but always check your gym's specific wall heights. The Maxim Chalk Line and Petzl CONTACT Wall are two purpose-built gym ropes we carry.
How do I wash a climbing rope?
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Fill a tub or large bucket with lukewarm water and mild soap (no detergent or bleach). Submerge the rope, work it through your hands to loosen embedded grit, then rinse thoroughly with clean water. Air dry in shade. Never machine dry, and never set the rope in direct sunlight. Wash whenever the rope feels stiff or visibly dirty. Always follow the manufacturer's care instructions for your specific rope.
Do I need a rope bag?
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For outdoor climbing, yes. A rope bag with a built-in tarp keeps your rope off the dirt. Sand, grit, and small rocks work into the sheath and slowly abrade the core from the inside. A rope bag also makes packing and flaking faster. For gym-only use, a bag is less critical but still keeps things organized.
How much does a climbing rope cost?
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A 60-meter single rope typically ranges from about $150 to $350, depending on diameter, dry treatment, sheath construction, and brand. Thinner, dry-treated ropes with advanced sheath technology generally sit at the upper end. Gym and workhorse models sit on the lower end. ROPE.com also sells select climbing rope by the foot, so you can buy custom lengths for accessory and utility use.
When should I retire my climbing rope?
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Retire a rope immediately if you find core shots, flat spots, soft or stiff sections, sheath cuts, melted fibers, severe abrasion, or chemical contamination. As a general industry guideline, frequently used ropes may need replacement within 1 to 3 years, occasional-use ropes within 3 to 5 years, and even unused ropes are typically retired after about 10 years. Always follow the manufacturer's specific care, inspection, and retirement guidance, and when in doubt, retire the rope.
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Rock Climbing Rope & Cord at ROPE.com
Whether you are shopping for a sport climbing rope, an alpine line, a workhorse gym rope, or a static line for rappelling, ROPE.com stocks rock climbing rope from MAXIM, Sterling, Teufelberger, Petzl, and Marlow. Our dynamic single ropes range from roughly 8.9mm to 11mm, with MAXIM models tested to UIAA 101 and EN 892. Half ropes and twin ropes cover alpine, ice, and mixed routes where redundancy and longer rappels matter. Static kernmantle rope from Teufelberger and Sterling is commonly tested to EN 1891, with Type A representing the higher-strength static rope category.
Dynamic ropes from MAXIM and Sterling span durable gym ropes built for heavy top-rope use to lightweight sport ropes for redpoint attempts and long approaches.
Climbing Accessory Cord
Accessory cord is used for building anchors, prusik backups, cordelettes, rappel extensions, and general utility. We stock nylon and polyester cord in a range of diameters, available in cut lengths and full spools. Nylon cord stretches slightly under load, which makes it a common choice for prusiks and dynamic applications. Polyester cord has minimal stretch and holds knots well for cordelettes and static anchors. Choose the diameter and material appropriate for your intended use, and follow the manufacturer's guidance.
Buy Climbing Rope by the Foot or in Standard Lengths
ROPE.com sells climbing rope in factory-packaged standard lengths (40m, 60m, 70m, and more) and select climbing rope by the foot for custom lengths. Rope cut from bulk spools and sold by the foot may not retain the original manufacturer certification or labeling once separated from the factory-finished coil, so for lead climbing, top-rope, rescue, or any other life-safety use, choose a factory-packaged rope with the proper certification and documentation for your application. Questions? Reach out and our team will help match the right rope to the way you climb.
