Ronstan Series 60 Core Block - Double Foot Johnson water pump which drives anarmour standard core

which drives anarmour standard core to minimise steering effort

With its Oxalic Acid formula

Co-Molded Diaphragm

Adjustable Length Screw down closure

Ronstan Series 60 Core Block - Double Foot Johnson water pump which drives anarmour standard coreCore Blocks are a true all round solution. A tuned 2 stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the resilience to handle high dynamic or static loads. Acetal sheave, alloy cheeks and stainless fixings complete the durable package. For reliability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for