This all-purpose blockis a great all around solution. A self-lubricating Acetal polymer sheaveensures low friction and is extremely durable. This blockis the right choice for sheets, halyards and control line applications for cruising and racing. The Captive Lock universal head can be fixed in…
General application blocks provide performance and value. A smooth and efficient block is critical to the conversation between sailor and boat—especially for hand-held control lines. Ronstan designed the Series 50 All-Purpose blocks to give dinghy and small keelboat sailors the feedback to…
This all-purpose blockis a great all around solution. A self-lubricating Acetal polymer sheaveensures low friction and is extremely durable.This blockis the right choice for sheets, halyards and control line applications for cruising and racing. The Captive Lock universal head can be fixed in…
This all-purpose blockis a great all around solution. A self-lubricating Acetal polymer sheaveensures low friction and is extremely durable.This blockis the right choice for sheets, halyards and control line applications for cruising and racing.The becket pin is removable so line can be spliced…
This all-purpose blockis a great all around solution. A self-lubricating Acetal polymer sheaveensures low friction and is extremely durable.This blockis the right choice for sheets, halyards and control line applications for cruising and racing. High working load Low maintenance, long service life…
This 2-Pack all-purpose block is a great all around solution. A self-lubricating Acetal polymer sheave ensures low friction and is extremely durable. This block is the right choice for sheets, halyards and control line applications for cruising and racing. The Captive Lock universal head can be…
A strong, durable and economical block with a unique Captive Lock universal head fitting that allows the block to be fixed in either of two planes, or to swivel freely. The sheave runs on low-fiction, very low-maintenance solid bearings. Loads are transferred directly from the sheave axle to the…
This lead block has a low profile for leading haylards or other rig sail controls back to cleats or jammers. Excellent for high load applications. It is lightweight and suitable with rope or wire. Sheave Size: 2" (50mm) Line Diameter: 1/2" max. Nylatron sheave
This all-purpose blockis a great all around solution. A self-lubricating Acetal polymer sheaveensures low friction and is extremely durable.This blockis the right choice for sheets, halyards and control line applications for cruising and racing. Head can be locked at 0 or 90 by engaging the grub…
Ronstans high-performance Series 55 Orbit BB Blocks incorporate unique bearing systems, super light, all-composite materials, innovative head fittings and a sleek design for the highest strength-to-weight ratio available. Precision design provides the optimum number of ball bearings in critically…
Series 40 Ball Bearing Blocks are suitable for sheet applications on dinghies, sportboats and small one-design keelboats, and for control lines on larger boats. They feature a precision two-stage bearing system for better durability, lighter weight and low-friction performance. Models with swivels…
Series 40 Ball Bearing Blocks are suitable for sheet applications on dinghies, sportboats and small one-design keelboats, and for control lines on larger boats. They feature a precision two-stage bearing system for better durability, lighter weight and low-friction performance. Models with swivels…
Series 40 Ball Bearing Blocks are suitable for sheet applications on dinghies, sportboats and small one-design keelboats, and for control lines on larger boats. They feature a precision two-stage bearing system for better durability, lighter weight and low-friction performance. Models with swivels…
Series 40 Ball Bearing Blocks are suitable for sheet applications on dinghies, sportboats and small one-design keelboats, and for control lines on larger boats. They feature a precision two-stage bearing system for better durability, lighter weight and low-friction performance. Models with swivels…
Ronstans high-performance Series 55 Orbit BB Blocks incorporate unique bearing systems, super light, all-composite materials, innovative head fittings and a sleek design for the highest strength-to-weight ratio available. Precision design provides the optimum number of ball bearings in critically…
Series 55 RT Ratchet Orbit Blocks feature 20:1 holding power and are the only ratchet blocks available that can be set in manual mode or full automatic engagement mode. Essential equipment on racing dinghies and sportboats, when you want the most holding power you can get. Sheave: Carbon-fiber…
Ronstan's Series 60 All-Purpose Single Block has a plain hub bearing system that's ideal for high-static loads and requires minimal maintenance. Load straps, headpost, shackle and axle are fabricated from 316-grade stainless steel. This block has a swiveling headpost which can also be locked in…
Ronstan's Series 60 All-Purpose 2-Pack Single Block has a plain hub bearing system that's ideal for high-static loads and requires minimal maintenance. Load straps, headpost, shackle and axle are fabricated from 316-grade stainless steel. This block has a swiveling headpost which can also be…
Use them anywhere: Award-winning Core Blocks are a true all-around solution. For reliability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Universal Bearing: A tuned two-stage bearing system provides excellent…
Use them anywhere: Award-winning Core Blocks are a true all-around solution. For reliability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Universal Bearing: A tuned two-stage bearing system provides excellent…