Ronstan Series 75 Core Block - Single, Aluminium Rope/Wire Sheave jabsco impeller Genuine Jabsco impellers are subject

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

Turns ratio:  100:1

The included "U" bolt mount ensures secure attachment

360 degree relation with side-to-side articulation

Ronstan Series 75 Core Block - Single, Aluminium Rope/Wire Sheave jabsco impeller Genuine Jabsco impellers are subjectCore 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