Ronstan RF55530 Orbit 55 Fiddle Block – Becket, Cleat & SwivelThe Ronstan RF55530 Orbit Series 55 Fiddle Block is engineered for high performance sailing applications, offering exceptional strength to weight ratio. Featuring a 55mm main sheave and a 35mm fiddle sheave, this block accommodates rope diameters up to 10mm. Its 2 stage orbital ball bearing system ensures low friction and high load capacity, with a maximum working load of 500kg and a breaking load of 1000kg. The adjustable cleat arm allows for

Pump can be mounted left- or right-hand to suit installations

official supplier of Ronstan rigging hardware

Ideal for removing rust stains

This kit is compatible with most automatic inflatable life jackets that use 33g CO₂ systems

Becket for tie-off in purchase systems

and high-performance rigs

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the Burke Wetsuit Boot is a must for marine adventurers needing warmth and stability

ignition protection

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Made from 15-5PH marine-grade stainless steel

Clear insulating cover with label recesses and storage for two fuses