Ronstan Ball Bearing, Series 15 - Triple Block, No Shackle zero off VERNATUBE™ exceeds values for the

VERNATUBE™ exceeds values for the class of materials designated as “self-extinguishing” per ASTM –D-635

Both Pro-Ski ( 5

Manufactured from injection moulded plastic

Steel or Stainless Version

Available in classic black and navy blue

Ronstan Ball Bearing, Series 15 - Triple Block, No Shackle zero off VERNATUBE™ exceeds values for theFeatures: 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