Blocks

Ronstan Series 40 All Purpose Block - Single - Universal Head

Series 40 All Purpose Block - Single - Universal HeadAll purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads...

Ronstan Series 40 Orbit BB Triple Block w/Swivel Shackle

Series 40 Orbit BB Triple Block with Swivel ShackleThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in...

Barton Marine Series 2 Fiddle Swivel Cam & Becket Block

Series 2 Fiddle Swivel Cam & Becket BlockPlain Bearing BlocksBarton plain bearing blocks have a precision molded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.SpecificationsSheave size: 35mm...

Barton Marine Size 1 Single Swivel Block w/Becket

Size 1 Single Swivel Block with BecketWith the unique super-low friction ball race systems, featuring acetal sheaves and delrin ball bearings, running on a large diameter center boss. This allows us to fit more load-bearing balls, which ensure extremely...

Schaefer Series 3 Flat Base/Alum Cheek/Delrin Sheave

Series 3 Flat Base/Alum Cheek/Delrin SheaveDelrin™ plain bearing sheave ensures smooth operation and high safe working load. Stainless Steel base distributes loads to a larger surface area.Specifications:Sheave Dia. 1-7/16" (37 mm)Max Line 7/16"...

Ronstan Series 55 Ratchet Orbit Block™ - Single - Swivel Head - Auto & Manual

Series 55 Ratchet Orbit Block™ - Single - Swivel Head - Auto & ManualAutomatic Ratchet BlockNow you can enjoy the flexibility of setting up your ratchet blocks to suit yourself. Ronstan is the only company that offers a ratchet block with both auto...

Ronstan Series 50 All Purpose Block - Single - Universal Head

Series 50 All Purpose Block - Single - Universal HeadAll purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads...

Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head

Series 15 Ball Bearing Utility Block - Double, Loop HeadFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head blocks...

Ronstan Series 40 Orbit RT Block w/Quin, Becket, Cleat & Swivel

Series 40 Orbit RT Block with Quin, Becket, Cleat & SwivelThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest...

Harken 16mm Triple Block

16mm Triple BlockThe 16 mm is Harken’s smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race.Specifications:Sheave: 16mm / 5/8in...

Ronstan Series 30 Utility Block - Single, Becket, Ferrule Eye Head

Series 30 Utility Block - Single, Becket, Ferrule Eye HeadFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow...

Ronstan Series 20 BB Block Single Becket Option Lashing High Load

Series 20 BB Block Single Becket Option Lashing High LoadFeatures:Suits up to 4mm (5/32”) lashingSupplied with 750mm (30”) x 2mm (3/32”) diameter,Dyneema® single braid lashing line Manufacturer : Ronstan Manufacturer Part No :...