Ronstan Ball Bearing Utility Blocks - Series 15 - Singel Block, Swivel Hook Head prop repair Choose from three stylish colours:

Choose from three stylish colours: Red

Saddle on under side of cleat can be used as a becket take off point for the creation of a powerful 6:1 purchase system

Dual sided On-Off switch

The flexible neoprene impeller allows for smooth operation with minimal maintenance required

Ronstan Ball Bearing Utility Blocks - Series 15 - Singel Block, Swivel Hook Head prop repair Choose from three stylish colours: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