Harken 57mm Carbo Ratchamatic

Harken 57mm Carbo Ratchamatic

Product Details

Harken 57mm Carbo Ratchamatic

Harken #2625

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.


  • Seamless shifting between ratchet and light air modes
  • Adjustable ratchet threshold for fine tuning
  • 10:1 Holding power


Sheave (mm) 57 mm
Sheave (in) 2 1/4"
Length (mm) 103mm
Length (in) 4 1/16"
Weight (g) 104 g
Weight (oz) 3.7 oz
Shackle Pin (mm) 5 mm
Shackle Pin (in) 3/16"
Maximum Line (mm) 10 mm
Maximum Line (in) 3/8"
Maximum Working Load (kg) 227 kg
Maximum Working Load (lb) 500 lb
Breaking Load (kg) 907 kg
Breaking Load (lbs) 2000 lbs
Holding Power 10:1