S15 BB Block,Single Loop Top

The Ronstan Series 15 mm Ball Bearing Utility Block with Loop Head (RF15100) is the smallest and lightest ball bearing block available. It has precision moded acetal sheave running on stainless steel ball bearings that provide high performance & low friction. Single loop head blocks include an O-ring to separate running line from head lashing or fixing.

• Ronstan Series 15 blocks utilize stainless steel cheeks and precision molded Acetal sheave running on stainless steel ball bearings
  • Provides high performance & low friction
• Applications: Dinghies, keel boat and small control lines on larger boats
  • Dinghy control lines
  • Vangs
  • Cunninghams and tweakers
  • Shock cord tensioning systems
  • Great leach and foot line turning blocks on sails as well as a purchase system for pipe berths
• Lightweight durable construction
• Economical
• Maintenance free