Ronstan Series 15 BB Single Utility Exit Block Sheave Diameter:15 mm It will not harm the

It will not harm the surface being cleaned and is an ideal preparation for polishing the hull

metals and painted surfaces

and odor causing bacteria mold & mildew

The ideal foot pump for a simple freshwater system

Reduces friction and drag

Ronstan Series 15 BB Single Utility Exit Block Sheave Diameter:15 mm It will not harm theRonstan Series 15 Ball Bearing Single Utility Exit Block RF15711 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 Features a flush rivet to minimise cutout and facilitate installation. Applications Dinghy control lines Vangs, cunninghams and