Harken 40mm Carbo Air Triple Swivel Block w/Becket [2641] Boat Outfitting | Trolling Motors Sikaflex®-221 is a high-quality multi-purpose

Sikaflex®-221 is a high-quality multi-purpose non-sag 1-c polyurethane sealant/adhesive that cures on exposure to atmospheric humidity to form a durable elastomer

Requires 2-1/4" hole

UPC: 022697013682

They meet the ABYC H-41 standard for strength: "withstand a load of 400lbs in any direction

Shaft Width: 3"

Harken 40mm Carbo Air Triple Swivel Block w/Becket [2641] Boat Outfitting | Trolling Motors Sikaflex®-221 is a high-quality multi-purpose40mm Carbo Air Triple Swivel Block with Becket Low 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. Specifications: Sheave (mm)40 mm Sheave (in)1 9 16 in Maximum line (mm)10 mm Maximum line (in)3 8 in Maximum working load (kg)660 kg Maximum working load (lb)1455 lb