The boot is fully waterproof

The premium two-pack aliphatic linear polyurethane for durability and fade resistance

1/4 ZIP LETS YOU VENT AS NEEDED FOR GREATER THERMAL CONTROL

Large sculpted arm and neck openings allow for full range of motion and movement

Super-Light

Harken 40mm Block With Swivel & Cam Cleat 2645 FLARES The boot is fully waterproofLow friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming. Sheave (mm) 40 mm Sheave (in) 1 9 16 in Length (mm) 86 mm Length (in) 3 3 8 in Weight (g) 119 g Weight (oz) 4. 2 oz Maximum line (mm) 6 mm Maximum line (in) 1 4 in Maximum working load (kg) 68 kg Maximum working load (lb) 150 lb Breaking load