Ronstan Series 60 Core Block - Single, Becket, Cleat, Universal Head MUDX - Achieve a watertight performance

- Achieve a watertight performance with this high-quality cleat

2 Tee fittings

Stackable to create double version

Fynspray WSP Spares - suit 3/4" Fynspray

Gauge size: 4"

Ronstan Series 60 Core Block - Single, Becket, Cleat, Universal Head MUDX - Achieve a watertight performanceCore 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