Part No. 345
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.
Sheave Ø (mm)29 mm
Sheave Ø (in)1 1/8 in
Length (mm)85 mm
Length (in)3 3/8 in
Weight (g)77 g
Weight (oz)2.7 oz
Shackle pin Ø (mm)5 mm
Shackle pin Ø (in)3/16 in
Maximum line Ø (mm)8 mm
Maximum line Ø (in)5/16 in
Maximum working load (kg)449 kg
Maximum working load (lb)990 lb
Breaking load (kg)907 kg
Breaking load (lb)2000 lb