Description
Harken 57mm Carbo Ratchamatic Block Swivel w/Cam & Becket
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.
Technical Description
| Sheave Ø (mm) | 57 mm |
| Sheave Ø (in) | 2 1/4 in |
| Length (mm) | 125 mm |
| Length (in) | 4 15/16 in |
| Weight (g) | 275 g |
| Weight (oz) | 9.7 oz |
| Maximum line Ø (mm) | 10 mm |
| Maximum line Ø (in) | 3/8 in |
| Shackle pin (mm) | 5 mm |
| Shackle pin (in) | 3/16 in |
| Maximum working load (kg) | 272 kg |
| Maximum working load (lb) | 600 lb |
| Breaking load (lb) | 1500 lb |
| Breaking load (kg) | 680 kg |
| Holding power | 10:1 |






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