Harken 40mm Carbo Block with Spring and Eyestrap - Assembled o ring The purpose of the coil

The purpose of the coil is to prevent the leash from dragging in the water when paddling

This Upright variant of the Harken 22mm boat block is specifically sized and designed so it can be used on sailboards and/or smaller dinghies

Maximum line (mm): 6

Loop Inner Dimensions: 15mm

low friction thimbles where blocks may have been used in the past

Harken 40mm Carbo Block with Spring and Eyestrap - Assembled o ring The purpose of the coilLow 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 (mm)40 mm Maximum line (mm)10 mm Maximum working load (kg)220 kg