Ronstan Series 75 Core Block - Halyard, Screw Pin with Roller head skitube 22 micron filter element shaped

22 micron filter element shaped with 70 pleats

this product is designed for safety and efficiency

allowing it to be retro fitted to practically all other sender brands

LED Light Engine

Ronstan Series 75 Core Block - Halyard, Screw Pin with Roller head skitube 22 micron filter element shapedCore 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