Blocks - Single

Harken 75mm Aluminium Stand-up Block The V block delivers another breakthrough in Harken’s loop block series for Grand-Prix racers. Harken engineers have simplified the mechanics by combining the...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

Ronstan Series 125 Roller Bearing Block - Upright Lead, Single Ronstan single upright lead. Ball bearing models have Torlon® needle rollers for axial loads, and acetal ball bearings for side thrust...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

Harken 100mm Aluminum Loop Block Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

Ronstan 6-1 & 3-1 Two-Speed Mainsheet Bottom Blocks Only Bottom blocks for RF72700 two-speed system   Mainsheets on sportsboats and keelboats to 12m (40')Max. mainsail area, END boom sheeting =...

Harken 100mm Aluminum Block - Swivel Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail...

Harken 75mm Aluminium Loop Block - Wide Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

Lewmar Racing Single High Load Block. Designed and manufactured utilising monocoque construction techniques to produce a quality block range with a high strength to low weight ratio, in sizes ranging...

Harken 75mm Aluminium Block - Swivel, Becket Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...

 The highest strength-to-weight ratio  Minimal friction loss, especially when working at high loads  Totally reliable and trouble free performance  Simplicity of design and construction to...