Ronstan Series 75 Core Block - Single [RF74100] Brand_Boat Leveler Co. Kit Includes:

Kit Includes:

Drill units include: blade(s)

Bi-metal Corrosion Protection

UPC: 085462001727

These o-rings rotate with the shaft

Ronstan Series 75 Core Block - Single [RF74100] Brand_Boat Leveler Co. Kit Includes:Series 75 Core Block Single Core 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