Ronstan Ball Bearing Utility Blocks - Series 15 - Double Block, Becket, Loop Head whistle The inner bolt pattern behind

The inner bolt pattern behind the cap mates to any standard 3-bolt steering hub or adapter

a sleek and practical addition to your watercraft

Drive Piece sold as a spare part separately

9 deg Whip Skeg to suit rearmount set ups where support is needed

Stainless bolts

Ronstan Ball Bearing Utility Blocks - Series 15 - Double Block, Becket, Loop Head whistle The inner bolt pattern behindSmallest 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