Harken 57mm Carbo Ratchet Cheek Block Shipping_Carrier The 4mm neoprene upper provides

The 4mm neoprene upper provides solid warmth for spring and autumn sailing in UK waters

Breaking Load 350 kg Fixing Hole Centers  - Length  53 mm Maximum Line Diameter  6 mm Maximum Working Load  115 kg Shackle Pin  4 mm Weight  15

and the fabric has 4-way stretch for a better range of movement

By hooking into the trapeze ring and leaning out over the water

made from high quality stainless steel

Harken 57mm Carbo Ratchet Cheek Block Shipping_Carrier The 4mm neoprene upper providesCarbo Ratchets allow sailors to hand hold loaded lines and offer balance between holding power and controlled easing. Sheave 57 mm Length 83 mm Weight 71 g Maximum Line 10 mm Fasteners M4 mm Maximum Working Load 227 kg Breaking Load 907 kg Holding Power 10: 1