2 strands of 4mm shockcord with plastic balls on each end

Technical details

Material: 95% Cotton / 5% Elastan

waterproof and breathable layer keeps you dry and protected during all activities

do – both have worked with professional sailing programmes all over the world – from America’s Cup to Maxi

Ronstan Series 30 Utility Block, Swivel Shackle and Becket RF567 sheaves 2 strands of 4mm shockcordSingle, becket, swivel shackle head FEATURES Lightweight durable construction. Economical. Maintenance free. Specifications Product Specifications Type of Block Single Sheave diameter (mm) 30mm B. L. (kg) 500 M. W. L. (kg) 250 Max. Rope diameter (mm) 10 Weight (g) 55 Pin (mm) 5