Ronstan Series 75 Core Block - Single, Aluminium Rope/Wire Sheave jabsco impeller The included "U" bolt mount

The included "U" bolt mount ensures secure attachment

360 degree relation with side-to-side articulation

Sierra 18-2854 Exhaust Elbow Gasket Features:

Genuine Jabsco impellers are subject to rigorous quality testing to ensure reliability and performance

- Features a waterproof on/off switch

Ronstan Series 75 Core Block - Single, Aluminium Rope/Wire Sheave jabsco impeller The included "U" bolt mountCore 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