Ronstan Series 60 Core Block - Single, Trunnion Snap Shackle head all Precise control of the outside

Precise control of the outside diameter ensures ease of connecting mating ports with marine exhaust hose

Specifically designed to fit a 1 Flat Drive Shaft with 8 rubber splines

Boxed retail display kit includes hose adaptors to suit 10mm

• 2 x lower mounting bracket

Ronstan Series 60 Core Block - Single, Trunnion Snap Shackle head all Precise control of the outsideCore 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