Description
Harken 57mm Carbo Ratchamatic Cheek Block
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) | 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 (lb) | 2000 lb |
| Breaking load (kg) | 970 kg |
| Holding power | 10:1 |
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