Product Overview
Tersma Sailing Products
Composite Ball Bearing Blocks
Composite ball bearing blocks are engineered for competitive sailing.
The high strength composite sideplates are to provide top performance of working loads.
Rope colours may differ.
57mm Single Lashing Block - BB-5501F
Sheaves: 57mm
Maximum line: 10mm
Weight: 60g
Max. working load: 370kg
Max breaking load: 1200kgs
MATERIALS
- Sheave: self-lubricant acetal composite
- Ball Bearing: self-lubricant acetal composite
- Sideplates/frames: reinforced glass fiber Nylon composite with UV stablized
- Shackle: Forged Grade 316 stainless steel
APPLICATIONS
- Mainsheet system, jib and spinnaker sheets on dinghies to 5m(16ft)
- Halyard, vang and backstay on boats to 8m (26ft)
- Control lines on boats of all sizes
