Blocks

Harken 57mm Quad Block Swivel, Center BecketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy...

Harken 60mm Double Aluminum 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...

Harken 40mm Carbo Air Block with Cam CleatLow-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 for safe,...

Barton Marine Series 2 Stanchion Lead Block - 35mmPlain 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...

Harken 40mm Carbo Air Double Fixed BlockLow-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 for safe, easy...

Ronstan Series 30 Fiddle Block - Narrow with Tube Rivet Head & V-Jam CleatFeatures:Lightweight durable constructionEconomicalMaintenance freeAllows fast, sure cleating of control linesHollow rivets accept fixing screws, shackles or can be used as a...

Ronstan Series 50 All Purpose Block - FiddleFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating Acetal polymer sheave ensures low friction and extreme durabilityCaptive Lock™ universal headSlotted pin shackle...

Barton Marine BMedium Snatch Block w/Stainless Sna ShackleUnique to Barton, these are probably the smallest block of this type available.Extremely compact and strong, with a multitude of uses on cruising or racing yachts where a large unit is not...

Ronstan BSeries 50 All Purose Block - Single - Becket - 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...

Ronstan BSeries 60 Core Block™ - Single - BecketCore Blocks™ are a true all round solution. A tuned 2-stage bearing system rovides excellent performance across the full working load range with an integrated thrust bearing feature and the...

Ronstan BSeries 45 Core Block™ - Single - Swivel Shackle HeadCore Blocks™ are a true all round solution. A tuned 2-stage bearing system rovides excellent performance across the full working load range with an integrated thrust bearing feature...

Harken 45mm Single Aluminum Element Fiddle Block with Swivel & 150 Cam CleatElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s...