Product Description
Harken 57 mm Ratchamatic® Block — Swivel, Red Sheave
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.
Specifications:
Sheave ¨ (mm)57 mm
Sheave ¨ (in)2 1/4 in
Length (mm)103 mm
Length (in)4 1/16 in
Weight (g)104 g
Weight (oz)3.7 oz
Shackle pin ¨ (mm)5 mm
Shackle pin ¨ (in)3/16 in
Maximum line ¨ (mm)10 mm
Maximum line ¨ (in) 3/8 in
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
