CW70701 - Ronstan 55 Series Ratchet Block with Single Swivel Becket

Ronstan 55 Series Ratchet Block with Single Swivel Becket

Experience unmatched versatility with Ronstan's innovative ratchet block design. Featuring both automatic and manual engagement modes, this block allows sailors to adapt their setup for optimal performance.

The automatic mode engages the ratchet mechanism when under load, providing smooth and effortless sheet easing, perfect for gybing asymmetric spinnakers. Switch to manual mode for a more controlled ratchet engagement, favored by top sailors for mainsheet configurations. Try both settings to find your ideal setup.

Superior Holding Power

Ronstan's Ratchet Orbit Blocks™ boast the highest holding power on the market, with a specialized NC-machined sheave that utilizes the second generation of our patented sheave cross-hole geometry. Enjoy up to 21:1 holding power, significantly outpacing competitors. With 12 gripping faces designed for optimal load distribution and reduced rope wear, our unique straight resistance design ensures reliable performance under pressure.

Durable Materials

Constructed using high-quality materials for maximum longevity and reliability: