Ronstan Series 15 BB Stand-up Block

Ronstan Series 15 Ball Bearing Stand-up Block – RF15141

• 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

Applications

• Dinghy control lines
• Vangs, cunninghams and tweakers
• Shock cord tensioning systems

Materials

• BB sheaves: UV stabilised acetal
• Ball bearings: Stainless steel
• Cheeks: Grade 316 stainless steel

Specification

• Sheave Ø: 15 mm
• Max. Rope Ø: 5 mm
• Max. Cable Ø: – mm
• Pin Ø: – mm
• MWL: 120 kg
• BL: 550 kg
• Weight: 10 g