Selden BBB40 Single Becket Ball Bearing Block – Performance Marine Block
Technical Features
- Constructed with stainless steel ball bearing races, ball bearings, and a glass fibre reinforced sheave for optimal performance under dynamic loads.
- Acetal bearing cage reduces ball-to-ball friction and trims down the overall weight.
- Robust glass fibre reinforced polymer cheeks built to withstand the challenging Irish maritime environment.
Specifications
- Weight: 60.00 g
- Safe working Load: 250 kg
- Breaking Load: 500 kg
- Max line size: 10 mm
- Pin diameter: 4 mm
- Shackle diameter: 4 mm
Optimize your sailboat’s performance with our lightweight and resilient hardware, tailored for the needs of Irish mariners navigating coastal waters.


