Ronstan Series 75 Core Block - Halyard, Screw Pin with Roller head skitube Say goodbye to worries about

Say goodbye to worries about availability - make the switch today

this product is designed for safety and efficiency

The unique sheave design has 8 gripping faces which directly resist loaded line movement

LED Light Engine

Seal & front sump seal

Ronstan Series 75 Core Block - Halyard, Screw Pin with Roller head skitube Say goodbye to worries aboutCore 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