Ronstan Series 15 BB Single Utility Block - Swivel Shackle Head Sheave Diameter:15 mm Tested according FMVSS 212/208 (with

Tested according FMVSS 212/208 (with double-side airbags

The 3M Cool Flow Valve helps make breathing easier and can reduces heat and moisture build-up for cool

- Light duty sealing

This product can be applied to walls

With its lightweight design and freedom of movement

Ronstan Series 15 BB Single Utility Block - Swivel Shackle Head Sheave Diameter:15 mm Tested according FMVSS 212/208 (withRonstan Series 15 Ball Bearing Single Utility Block, Swivel Shackle Head RF15100 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