HARKEN CARBO BLOCK 40MM CAM CLEAT

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)
40 mm

Sheave Ø (in)
1 9/16 in

Length (mm)
86 mm

Length (in)
3 3/8 in

Weight (g)
119 g

Weight (oz)
4.2 oz

Shackle pin Ø (mm)
4 mm

Shackle pin Ø (in)
5/32 in

Maximum line Ø (mm)
6 mm

Maximum line Ø (in)
1/4 in

Maximum working load (kg)
68 kg

Maximum working load (lb)
150 lb

Breaking load (kg)
136 kg

Breaking load (lb)
300 lb

Footnote
Maximum working loads and breaking loads for blocks based on cam strengths.