Ronstan Series 60 Core Block - Single, Fiddle, Snap Shackle 4528-0001 Drive Damper Assembly for GM

Drive Damper Assembly for GM 53 Series Detroit Diesel and various other applications

Includes coach bolts

The mainline is 19

Boat Ski Pole Base suit 2” outside diameter tube

Ronstan Series 60 Core Block - Single, Fiddle, Snap Shackle 4528-0001 Drive Damper Assembly for GMCore 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