BF®, the Block-Friction® violin ring – has an exceptional weight/strength ratio (10 times lighter than a pulley), designed for a heavy static load.
The Friction Blocks can be used to make vang or mainsail 3:1 or 4:1 hoists on dinghies, as well as Cunningham adjustment hoists, or clew hoists on larger vessels.
Uses
- Bobstays
- Foresail 3D trim
- Hoists (mainsail, vang, running backstay,…etc)
- Double sheet hauler
- Bridle
Specifications
- BF 14-10: Breaking Load 800/1600 kg; Length 7 cm
- BF 20-14: Breaking Load 3200/5000 kg; Length 10 cm
Advantages
- Weight/strength ratio
- Performance, lightness and reliability
- Reliable and maintenance free