The West Advisor®
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RONSTAN Block
Ronstan Series 60 & 75 Orbit Blocks Block, Halyard Single, 3" Sheave Size, 5,400lb. Swl, 8.9oz. . These exceptionally strong blocks feature the performance Orbit sheave with captive Acetal ball bearings for side thrust loads, eliminating the need for side retainer plates. This reduces weight and...
Brand: Ronstan
Ronstan Series 60 Ratchet Blocks Block, Single/becket, 660lb., 5.3oz. . Great for dinghy mainsheets on boats such as the Laser, 470 and 49er. Spinnaker sheets on dinghies, especially modern asymmetric classes, sportboat mainsheet systems, vang, traveller and control lines on larger boats....
Brand: Ronstan
Ronstan Series 75 Core Blocks Block, Single, 9/16" Max. Rope Dia., 5/16" Pin 3300lb. Mwl, 6600lb. Breaking Load, 12.5oz. . Use them anywhere: 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...
Brand: Ronstan
Ronstan Series 75 Rachet Blocks Block, Pivoting Low Lead, 930lb. Swl, 9.5oz. . High load rating and versatility make Ronstan Series 75 ratchet blocks a great choice Ronstan's Series 75 ratchet blocks provide exceptional holding power in a strong, lightweight block. Sized for mainsheet...
Brand: Ronstan
Ronstan Core Blocks, Series 60, Single . Use them anywhere: 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...
Brand: Ronstan
Ronstan Series 60 Multi Purpose Blocks Block, Fiddle, 2,310 Swl (lb.), 11.4oz. . Black cheeks are made from chromed stainless steel for good looks and strength. Flared line entry reduces chafe and allows line to run freely. Universal swivel head lets you select alignment of block. Stainless...
Brand: Ronstan
Ronstan Series 50 All Purpose Blocks Block, Triple, 2,650lb. Swl, 2.9oz. . Strong, durable and economical blocks with a unique captive lock universal head fitting that allows the blocks to be fixed in either of two planes, or to swivel freely. Becket pins are removable for fitting spliced lines....
Brand: Ronstan
Ronstan Series 40 All Purpose Blocks Block, Fiddle, 882lb. Swl, 3.2oz. . Much stronger than other same-size blocks and much more compact than other blocks handling the same loads. Smart features include a unique captive lock universal head fitting and an adjustable cam arm. The ball bearing...
Brand: Ronstan
Ronstan Series 40 Ball Bearing Blocks Block, Single Upright Lead, Hi Load, 1,100lb. Swl, 2.1oz. . Much stronger than other same-size blocks and much more compact than other blocks handling the same loads. Smart features include a unique captive lock universal head fitting and an adjustable cam...
Brand: Ronstan
Ronstan Series 20 Blocks Block, Pivoting Lead, 550lb. Swl, 1.0oz. . Two-stage bearing system with stainless-steel ball bearings handles very high safe working loads. Designed for small diameter, high-tech line on high-performance dinghies and control lines on sport and race boats. Each double...
Brand: Ronstan
- Wire Blocks
- Sailboat Hardware > Blocks > Ronstan Blocks
- $9.29 - 33.96 USD
Ronstan Wire Blocks Block, Single, Rivet Eye (can Accept Pin Dia. To 3/8" Through Head), 1 3/4" Sheave Dia., 5/32" Max. Wire, 1,870 Swl, 3.7oz. . Single blocks can double the power of a rope tackle using a cascading block system. Blocks up to 1" sheave diameter are stainless steel with...
Brand: Ronstan
Ronstan Series 29 Utility Blocks Block, Double, 990lb. Swl, 1.4oz. . Stainless-steel cheeks and Acetal sheaves for light applications like dinghy vangs or outhauls or cunninghams and spinnaker controls on larger boats. Sheave: UV stabilized Acetal Bearings: Plain bearings Sheave Size: 1-1/8"...
Brand: Ronstan
Ronstan Sheave Boxes & Lead Blocks Exit Style, 7/8" Dia., 1/8" Max. Line, 350lb. Swl, 1.1oz. . Stainless steel blocks with plastic or metal sheaves. Can be mounted inside an extrusion to lead lines out, or for turning lines on deck to lead them back to the cockpit. Sheave: 3/4" Bearings: Plain...
Brand: Ronstan
Ronstan Series 30 Ball Bearing Mini Blocks Block, Single, Swivel Shackle, Slotted Post Head, 660 Swl, 1.3oz. . Like Ronstan Series 20 blocks, but with larger (1-3/16") sheave diameter, higher SWL and Acetyl not stainless steel bearings. High-Load (HL) blocks feature a Nylatron sheave suitable...
Brand: Ronstan
Ronstan Series 20 Block, Single Hook . Block-S20 BB Single Hook|Block-S20 BB Single Hook
Brand: Ronstan
Ronstan Series 25 Lightweight Blocks Single Block, 660lb. Swl, 0.5oz. . Stainless-steel blocks with Acetal sheaves for reduced weight. Slightly flared cheeks provide fair leads on dinghy control lines. Sheave: UV stabilized Acetal Ball Bearings: Plain bearings Sheave Size: 1" (25mm) Line Dia.:...
Brand: Ronstan
Ronstan Series 29 Narrow Utility Block . Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Hollow rivets accept fixing screws, shackles or can be used as a becket for extra purchase. Lightweight, durable construction. Economical, maintenance free.
Brand: Ronstan
Ronstan Series 60 Ratchet Block, Head Post Locking Kit . Suitable for use with the Ronstan Series 60 Ratchet Blocks. The swivel head posts on these blocks can be locked at 0 or 90 degrees with this grub screw kit. Great for changing thew orientation of the block.
Brand: Ronstan
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