Product Description Harken 40mm Fiddle Block — Swivel, BecketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic line, these small, compact blocks have very high working loads for safe, easy trimming. The 40 mm fiddle is an excellent choice for 3:1 and 4:1 tackles on dinghy vangs and mainsheets, as well as for controls such as cunninghams and internal boom outhauls on larger boats.Specifications: Sheave Ø (mm) 40 mm Sheave Ø (in) 1 9/16 in Length (mm) 131 mm Length (in) 5 1/8 in Weight (g) 54 g Weight (oz) 1.9 oz Maximum line Ø (mm) 10 mm Maximum line Ø (in) 3/8 in Maximum working load (kg) 220 kg Maximum working load (lb) 485 lb Breaking load (lb) 1620 lb Breaking load (kg) 735 kg Shackle pin Ø (mm) 4 mm Shackle pin Ø (in) 5/32 in
