Double Trawl Blocks - Stainless Steel ronstan ratchet orbit blocks series 40 - single manual swivel shackle head this impeller boasts a 6

this impeller boasts a 6 spline design with an overall diameter of 58mm and a shaft diameter of 16mm

Twin non-counter rotating outboard installations to 300HP maximum

****One of our biggest sellers and HIGHLY recommended by Cassell's

Compatible with 175mm (7") seat swivels

Glass fibre reinforced base and cleat arm

Double Trawl Blocks - Stainless Steel ronstan ratchet orbit blocks series 40 - single manual swivel shackle head this impeller boasts a 6Heavy duty, 304 grade stainless steel trawl blocks with double, brass bushed stainless sheaves and swivelling bale head. Pressed cheeks. Heavy duty cast load straps. Through bolted construction allows the block to be dismantled for installation and servicing. Welded ring becket.