Harken 2166 57mm Ratchet Block with swivel and 1.5 times grip; breeze-on/puffs; 15:1 holding power.
Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions. More choices allows sailors to fine-tune their set-ups in tandem with the purchase that provides the ideal level of power, responsiveness and grip.
This 57mm switchable ratchet provides precise on/off control with accessible, easy to operate on/off switches on both sides of the block.
Block Properties
| Sheave diameter | 57 mm |
| Length | 103 mm |
| Weight | 85 g |
| Shackle pin diameter | 5 mm |
| Max. working load | 227 kg |
| Breaking load | 907 kg |
