Ronstan Ball Bearing Utility Blocks - Series 15 - Single Block, Becket, Loop Head hatch hardware Supplied complete with stainless steel

Supplied complete with stainless steel retaining chain

LANOX-mx4 is a heavy duty anti-moisture

Thread length is 33mm

Ideal for preparing fibreglass surfaces and detailing fibreglass moulds

Swivel cleat bases permit easy cleating and releasing from any angle

Ronstan Ball Bearing Utility Blocks - Series 15 - Single Block, Becket, Loop Head hatch hardware Supplied complete with stainless steelSmallest 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