Ronstan Series 15 BB Double, Loop Head Block
- Smallest and lightest ball bearing block available.
- Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction.
- Single loop head blocks include an O-ring to separate running line from head lashing or fixing.
- Sheave Ø 15 mm
- Max. Rope 5 mm
- Max. Cable Ø mm
- Pin Ø mm
- M.W.L. 240 kg
- B. L. 700 kg
- Weight 23 g
- Dinghy control lines
- Vangs, cunninghams and tweakers
- Shock cord tensioning systems
- BB sheaves: UV stabilised acetal
- Ball bearings: Stainless steel
- Cheeks: Grade 316 stainless steel
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