HARKEN CARBO BLOCK RATCHAMATIC CHEEK 57MM
The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light-air modes is seamless.
Sheave Ø (mm)
57 mm
Sheave Ø (in)
2 1/4 in
Length (mm)
83 mm
Length (in)
3 1/4 in
Weight (g)
89 g
Weight (oz)
3.1 oz
Maximum line Ø (mm)
10 mm
Maximum line Ø (in)
3/8 in
Fasteners (mm)
M4 mm
Maximum working load (kg)
227 kg
Maximum working load (lb)
500 lb
Breaking load (kg)
907 kg
Breaking load (lb)
2000 lb
Holding power w/180 degree wrap 50 lb (23 kg)
10:1
Footnote
Includes fasteners and mounting pad.