Ronstan Series 75 Core Block - Halyard, Screw Pin with Roller head trailer parts All parts made in Australia

All parts made in Australia

Adjustable cleating angle

ring diameter 63mm - protrusion 44mm - hull thickness range 8mm -50mm

5 Leaf - 500kg per spring

grab a genuine bargain at Cassell's

Ronstan Series 75 Core Block - Halyard, Screw Pin with Roller head trailer parts All parts made in AustraliaCore 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