HARKEN CARBO BLOCK TRIPLE SWIVEL CAM BKT 57MM
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)
57 mm
Sheave Ø (in)
2 1/4 in
Length (mm)
142 mm
Length (in)
5 5/8 in
Weight (g)
442 g
Weight (oz)
15.6 oz
Shackle pin Ø (mm)
6 mm
Shackle pin Ø (in)
1/4 in
Maximum line Ø (mm)
10 mm
Maximum line Ø (in)
3/8 in
Maximum working load (kg)
816 kg
Maximum working load (lb)
1800 lb
Breaking load (kg)
2040 kg
Breaking load (lb)
4500 lb
Footnote
Maximum working loads and breaking loads for blocks based on cam strengths.