Harken 40mm Carbo Double Block with Swivel Shackle Head Tracking_Boardfy By hooking into the trapeze

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

Generous fit for changing out of wet clothes

Do this with both feet and use the measurement of the longest foot to find your correct size

Pawls are Aluminium

Harken 40mm Carbo Double Block with Swivel Shackle Head Tracking_Boardfy By hooking into the trapezeLow friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Sheave 40 mm Length 94 mm Weight 86 g Shackle Pin 5 mm Maximum Line 10 mm Maximum Working Load 440 kg Breaking Load 1080 kg