Description
Harken 57mm-75mm Carbo Ratchamatic Blocks & Cam Cleat – 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.
| Sku | Name | Sheave Ø mm (in) | Length mm (in) | Weight g (oz) | Shackle pin Ø mm (in) | Maximum line Ø mm (in) | Maximum working load kg (lb) | Breaking load kg (lb) | Holding power | Footnote |
|---|---|---|---|---|---|---|---|---|---|---|
| 2627 | 57 mm Ratchamatic® Block — Swivel, Cam Cleat | 57 (2 1/4) | 103 (4 1/16) | 266 (9.4) | 5 (3/16) | 10 (3/8) | 136 (300) | 340 (750) | 10:1 | Maximum working loads and breaking loads for blocks based on cam strengths. |
| 2683 | 75 mm Ratchamatic® Block — Swivel, Cam Cleat | 75 (2 15/16) | 138 (5 7/16) | 440 (15.5) | 6 (1/4) | 12 (7/16) | 136 (300) | 340 (750) | 15:1 | Maximum working loads and breaking loads for blocks based on cam strengths. |
