Ronstan Series 75 Core Block - Single, Universal Head newton Galvanised Slipper Springs

Galvanised Slipper Springs

Mount fastenings included

4" Skeg Bush  1 1/8”id x 1 3/8” od

- No battery drain other than when pump is in use

Features a 3-bolt mounting flange and 9-bolt steering wheel mount

Ronstan Series 75 Core Block - Single, Universal Head newton Galvanised Slipper SpringsCore 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