Blocks

Barton Marine 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...

Harken 40mm Carbo Air Triple Swivel Block with BecketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads...

Harken 45mm Single Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum...

Ronstan strongSeries 60 All Purose Single Block Swivel Shackle Head - Non-LockingAll 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...

Ronstan Series 40 Ball Bearing Block - Triple - Becket - Swivel HeadFeatures:Low friction Acetal or Torlon® bearing systemLightweightCheek cut-outs for easy bearing maintenanceFeatures a swivel shackle head for full 360° rotationSheaves running...

Ronstan Series 50 All Purpose Cheek Block - SingleFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating Acetal polymer sheave ensures low friction and extreme durabilityAll purpose (AP) blocks are a great all around...

Ronstan Series 40 All Purpose Block - Fiddle - CleatFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating sheaveCaptive Lock™ universal headSlotted pin shackle eliminates fouled linesMulti-position cleat armAll...

Schaefer Marine Series 7 Flat Base/Aluminum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area.Specifications:Sheave Dia. 2-3/8" (60 mm)Max. Line...

Ronstan BSeries 75 Core Block™ - Single - Aluminum Roe/Wire SheaveCore Blocks™ are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing...

Barton Marine Series 5 Single Snap Shackle Block - 54mmPlain Bearing BlocksBarton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.SpecificationsSheave...

Ronstan BSeries 25 T-Track - Comosite Slide - Series 40 BB Orbit Block&# 153; - Stand Up - Suits 9mm(5/16") RopeFor small keel boats and sportsboats T-track jib leads are a great blend of performance and functionality in a simple, efficient package...

Harken Midrange Single BlockMidrange blocks’ robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any load...