Ronstan Series 60 Core Block - Halyard, Screw Pin with Roller Head bushing Gasket suit crank drive johnson

Gasket suit crank drive johnson pumps on Indmar etc

7kW starter

Suit 1/8" NPT Thread

Because these bubbles are so small they remain suspended in the water longer

Ronstan Series 60 Core Block - Halyard, Screw Pin with Roller Head bushing Gasket suit crank drive johnsonCore 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