Marine ropes and lines are essential for docking, anchoring, towing, mooring, and sailboat rigging. Available in nylon, polyester, polypropylene, Dyneema®, and traditional manila constructions, they include double braid, solid braid, 3-strand twisted, hollow braid, and 16-strand braided designs.
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1-2 weeks delivery time The Marlow Kiteline Race / Freestyle is an ultra-high-performance 12-strand pre-stretched Dyneema® SK99 kite line developed for kite racing and freestyle kitesurfing. Designed to provide maximum responsiveness with extremely low stretch and minimal aerodynamic drag, the lightweight construction delivers precise control without compromising strength. Available in a 1.5 mm diameter on 100 m reels, with a breaking load of 360 kg, in black, blue, yellow, and red.
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$ 195.58
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1-2 weeks delivery time The Marlow Excel D12 is a premium uncovered single braid manufactured from 12-strand Dyneema® SK78 with an abrasion-resistant Marlow ArmourCoat® finish. Developed for halyards, backstays, vangs, tackles, and other dynamic high-load applications, it is lightweight, floating, highly stretch-resistant, UV and abrasion resistant, does not absorb water, and is quick and easy to splice. Available in diameters from 2.5 mm to 6 mm, with breaking loads from 569 kg to 3,490 kg, the rope is supplied on 200 m reels, while black 3 mm, 4 mm, and 5 mm versions are also available cut to the required length from 1 metre.
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$ 542.05
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1-2 weeks delivery time The Marlow Excel D12 MAX is an ultra-high-strength Dyneema® SK99 single braid rope designed for static high-load applications. Available in diameters from 2.5 mm to 6 mm on 100 m reels, with breaking loads from 1,200 kg to 5,440 kg. Featuring extremely low creep and maximum strength-to-weight performance, it is ideal for backstays, cascades, Moth rigging systems, and applications where minimum diameter is critical.
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$ 681.76
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1-2 weeks delivery time The Marlow Formuline is an ultra-lightweight 12-strand Dyneema® SK75 braided racing line developed specifically for windsurf sail adjustment systems. Designed for downhaul, outhaul, and other sail trimming applications, it delivers exceptional strength, extremely low stretch, and outstanding abrasion resistance without adding unnecessary weight to the sail. Available in a 3.8 mm diameter on 100 m reels, with a breaking load of 619 kg, in white and black colour options.
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$ 482.89
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1-2 weeks delivery time The Marlow Formula-X is an upgraded version of the popular Formuline trim line, designed to provide improved grip in blocks, sheaves, and rope clutches. Manufactured from Dyneema® fibers, this 3.8 mm trim line offers a 620 kg breaking load on a 100 m reel and is ideal for high-performance sail control systems. Not suitable for splicing.
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$ 542.05
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1-2 weeks delivery time The Marlow Pro Drive Anti-Torsion Cable is designed for furling systems and features a short-braided core with two aramid reinforcement layers for high torsional stiffness. The construction is protected by a 48-plait black Dyneema® cover for enhanced abrasion resistance. Available in diameters from 7 mm to 15 mm, supplied in 200 m coils, with breaking strengths from 2,190 kg to 7,450 kg.
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$ 2,285.55
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1-2 weeks delivery time The U-Rope Polypropylene Flag Halyard Rope is a lightweight braided rope manufactured from polypropylene fiber. It remains buoyant, offers good flexibility for general-purpose flag and light-duty applications, and is available in black or white. Diameters range from 2 mm to 8 mm, with coil lengths from 200 m to 500 m and breaking strengths from 85 kg to 650 kg. The rope is non-spliceable.
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$ 118.75
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1-2 weeks delivery time The U-Rope Polyester Flag Halyard Rope is a versatile polyester rope featuring a 16-strand twisted construction for flexibility and easy handling. Designed for flag halyards and general-purpose applications, it offers excellent UV resistance and is available in diameters from 1.5 mm to 8 mm. Supplied in coils from 200 m to 1,000 m, with breaking strengths ranging from 50 kg to 1,000 kg. The rope is non-spliceable.
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$ 125.73
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1-2 weeks delivery time The U-Rope Spiral Braided Mooring Rope is manufactured from polypropylene multifilament (PPM) and features a spiral braided construction for flexibility and handling performance. Available in 7 mm, 8 mm, and 10 mm diameters, each supplied in 200 m coils, with breaking strengths ranging from 560 kg to 1,360 kg. Suitable for general mooring and utility rope applications.
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$ 265.44
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1-2 weeks delivery time The U-Rope 3-Strand Polyester Mooring Rope is a compact laid rope manufactured from polyester and designed for mooring and general marine applications. The rope features a round, tightly constructed 3-strand design with an integrated black marker yarn for identification. Available in diameters from 7 mm to 10 mm, supplied in 200 m coils, with breaking strengths from 880 kg to 1,800 kg.
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$ 346.47
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1-2 weeks delivery time The U-Rope Profile Rope is a double braided polyester rope designed to maintain a compact and stable profile. Manufactured from polyester, it offers good shape retention and a smooth braided construction. Available in 4 mm, 4.5 mm, and 5 mm diameters, supplied in 250 m coils, with breaking strengths ranging from 220 kg to 350 kg.
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$ 160.66
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1-2 weeks delivery time The U-Rope Roller Reefing Line is a spiral braided polyester rope designed for roller reefing applications. Manufactured from polyester, it offers excellent UV resistance and high abrasion resistance for long-term outdoor and marine use. Available in 5 mm and 6 mm diameters, supplied in 250 m and 200 m coils respectively, with breaking strengths of 510 kg and 760 kg.
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$ 192.10
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1-2 weeks delivery time The Marlow Excel PS12 Lazyjack Line is a 12-strand polyester rope designed for easy splicing thanks to its simple single-braid construction. Suitable for lazyjack and stack-pack systems, cascades, downhauls, and control lines. Available in 4 mm, 5 mm, and 6 mm diameters, supplied in 200 m coils, with breaking strengths ranging from 675 kg to 1,330 kg.
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$ 379.99
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1-2 weeks delivery time The U-Rope Polyester Halyard Rope is manufactured from polyester and supplied in a 3 mm diameter with a 350 m coil length. Designed for halyard and general marine applications, the rope offers a breaking strength of 220 kg and features a white construction with a red tracer for easy identification.
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$ 112.46
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1-2 weeks delivery time The U-Rope Economy Dyneema® Halyard Rope is a lightweight rope incorporating Dyneema® for increased strength relative to its diameter. Available in 2 mm, 3 mm, and 4 mm diameters, all supplied in 200 m coils, with breaking strengths from 200 kg to 650 kg. Offered in white/red and white/blue color variants for easy identification in rigging and halyard applications.
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$ 206.77
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1-2 weeks delivery time The U-Rope Water Ski Rope is manufactured from polyethylene (PE) and designed to float on the water surface, reducing the risk of the rope reaching the propeller. Its bright yellow color improves visibility during watersports activities. The rope is easy to splice and is available in 7 mm and 10 mm diameters, supplied in 200 m coils, with breaking strengths of 580 kg and 910 kg respectively.
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$ 368.82
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1-2 weeks delivery time The U-Rope Race Optimist Mainsheet is a ready-made tapered racing line designed for Optimist dinghies. Manufactured from Gripfiber/Dyneema®, the line has an overall length of 6.8 m with tapered sections for reduced weight and optimized handling. The rope features diameters of 5.5 mm, 9 mm, and 7 mm across different sections and is available in Blue, Red, Orange, and Yellow colour options.
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$ 158.94
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1-2 weeks delivery time The U-Rope Safety Netting is manufactured from polyester and features a knotless construction with a finished edge for a clean and durable installation. Designed for use on lifelines and guardrails of various heights, the netting is supplied in 100 m rolls and is available in white or black.
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$ 820.05
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1-2 weeks delivery time The U-Rope Deluxe Guardrail Netting is manufactured from 2.5 mm polypropylene and features a knotted construction with a finished edge. The netting has a 50 mm mesh size and is designed for installation on boat guardrails and lifelines. Available in 40 cm and 60 cm heights, supplied in 50 m or 100 m lengths.
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$ 352.05
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1-2 weeks delivery time The VA6902 Aluminium Clamp is specifically designed for anti-torsion cables with diameters of 12–13 mm. The clamp creates a strong eye termination while maintaining the full torsional stiffness of the cable. Its design allows easy installation and repositioning if required after fitting. Manufactured from aluminium for marine rigging applications.
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$ 167.42
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What is the difference between nylon rope, polyester rope, and polypropylene rope in marine use?
Nylon rope is valued for its strength, elasticity, and shock absorption, making double braid nylon, twisted nylon, and solid braid nylon popular choices for dock lines, mooring rope, nylon anchor line, and anchor rode applications. Due to its water absorption properties, nylon performs exceptionally well for docking your boat and securing rope for anchors in demanding marine environments and saltwater conditions.
Polyester rope offers lower stretch and excellent UV resistance, making it a reliable sailing rope, running rigging, and general rope for boating where dimensional stability is important. Compared to nylon and polyester combinations, polyester maintains strength when wet and is commonly used for dock ropes and cordage exposed to long-term weathering.
Polypropylene rope is lightweight, inexpensive, and naturally buoyant, allowing hollow braid polypropylene and floating rope constructions to remain on the water's surface. This makes it suitable for tow rope, utility rope, utility cord, and some boating and marine tasks, although it generally provides lower abrasion resistance and durability than nylon or polyester options.
What factors should be considered when selecting a marine rope for docking and mooring a boat?
When selecting boat ropes for docking and mooring, the most important factors include boat size, rope construction, strength, stretch characteristics, and expected environmental loads. Nylon dock lines, double-braided nylon dock rope, braided rope, and traditional 3 strand rope are commonly chosen because they provide reliable shock absorption and durability.
For areas exposed to constant movement, a bungee dock line or bungee shock cord can help reduce stress on cleats and fittings. Low stretch materials, including advanced fiber options such as Dyneema, are often preferred for specialized applications, while nylon dock rope remains a popular choice for everyday mooring duties.
What are the main differences between double braid, solid braid, and 3 strand rope constructions?
Double braid rope features a braided core protected by a braided outer cover, providing excellent strength, flexibility, and durability for dock line, mooring rope, anchor line, and sailing rope applications. It is one of the most popular choices for marine cordage because it handles abrasion well and remains easy to handle.
Solid braid rope has a tightly woven construction without a separate core, making it smooth, flexible, and suitable for utility rope and lighter-duty boating tasks. Traditional 3 strand rope consists of three twisted strands and offers good elasticity, making it a common option for nylon dock lines, nylon anchor line, rope for anchors, and general docking and mooring use.
What are the primary uses of a dock line and mooring rope in everyday boating operations?
A dock line and mooring rope are primarily used to secure a boat safely to a dock, pier, buoy, or other fixed structure while loading, unloading, or remaining stationary. For any boater, these lines help control vessel movement caused by wind, waves, currents, and passing traffic, reducing stress on the boat and its fittings.
Properly selected and maintained mooring lines also improve safety during everyday boating operations by keeping the vessel stable and preventing unwanted drifting or contact with nearby objects.