Ronstan Series 60 Core Block - Single, Universal Head aero 5Panel Cut-out: 33 x 15Control

5Panel Cut-out: 33 x 15Control Box (HxWxH): 90 x 136 x 59

Includes a carb bushing kit to maximize cable to linkage efficiency

Can be used for safety flags etc

Low friction Acetal or Torlon® bearing system

Ronstan Series 60 Core Block - Single, Universal Head aero 5Panel Cut-out: 33 x 15ControlCore 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