75mm Carbo Blocks The 75 mm Carbo has a safe working load of 1200 lbs (500 kg). It releases easily under load and is perfect for mainsheet systems on ...More
75mm Carbo Blocks The 75 mm Carbo has a safe working load of 1200 lbs ...
Manufactured from marine grade aluminium and grey anodised for high UV stability and durability. Sheaves are precision turned from solid Ertalyte bar ...More
Manufactured from marine grade aluminium and grey anodised for high UV...
Core Blocks are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an in...More
Core Blocks are a true all round solution. A tuned 2-stage bearing sys...
Narrow high-load sheaves in mastheads improve sail handling, speed sail changes, and allow the use of smaller, lighter halyard winches. Sheaves combin...More
Narrow high-load sheaves in mastheads improve sail handling, speed sai...
Hexaratchet Midrange ClassicMidrange Hexaratchets grip loaded sheets, yet allow sailors to ease and trim quickly and with complete control. A switch o...More
Midrange blocks robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a b...More
Midrange blocks robust construction makes them ideal to handle the hig...
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compa...More
Low-friction Carbo Air blocks are lightweight, strong, reliable—and ...
An anodized aluminum sheave with a self lubricating Olite bearing that has excellent shock loading capacity. The bearing is produced from oil impregna...More
An anodized aluminum sheave with a self lubricating Olite bearing that...
Midrange Hexaratchet blocks grip loaded sheets, yet allow sailors to ease and trim quickly and with complete control. A switch on the side engages and...More
Manufactured from marine grade aluminium and grey anodised for high UV stability and durability. Sheaves are precision turned from solid Ertalyte bar ...More
Manufactured from marine grade aluminium and grey anodised for high UV...
Core Blocks are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an in...More
Core Blocks are a true all round solution. A tuned 2-stage bearing sys...
Midrange blocks robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a b...More
Midrange blocks robust construction makes them ideal to handle the hig...
64 mm Wide Sheave Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of hardcoat-anod...More
64 mm Wide Sheave Big Boat sheaves are available for special applicati...
High-load sheaves are offered as replacement parts or for use in special applications. Their bearing system combines sideload-carrying balls with a PT...More
High-load sheaves are offered as replacement parts or for use in speci...
