HARKEN 57 CARBO RATCHET BLOCK TRIPLE BKT CAM

Carbo Ratchet blocks allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing.

Sheave Ø (mm)
57 mm

Sheave Ø (in)
2 1/4 in

Length (mm)
125 mm

Length (in)
4 15/16 in

Weight (g)
445 g

Weight (oz)
15.7 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)
2041 kg

Breaking load (lb)
4500 lb

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