Ronstan Series 15 Ball Bearing Utility Block – Double, Loop Head

Description:

Series 15 Ball Bearing Utility Block - Double, Loop HeadFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head blocks include an O-ring to separate running line from head lashing or fixingApplications:Dinghy control linesVangs, cunninghams and tweakersShock cord tensioning systemsMaterials:BB sheaves: UV stabilized acetalBall bearings: Stainless steelCheeks: Grade 316 stainless steel