Description
Harken 57mm Aluminum Footblock Lockoff
Use footblocks to redirect lines on the deck. Footblocks with lockoffs temporarily secure sheets. Either metric or imperial flathead fasteners may be used for mounting and are not exposed. Sideplates and sheaves Hard Lube-anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon roller bearings separated and parallel to reduce friction. Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.
Technical Description
| Sheave Ø (mm) | 57 mm |
| Sheave Ø (in) | 2 1/4 in |
| Length (mm) | 84 mm |
| Length (in) | 3 5/16 in |
| Weight (g) | 154 g |
| Weight (oz) | 5.44 oz |
| Shackle pin Ø (mm) | 8 mm |
| Shackle pin Ø (in) | 5/16 in |
| Maximum line Ø (mm) | 12 mm |
| Maximum line Ø (in) | 7/16 in |
| Maximum working load (kg) | 1134 kg |
| Maximum working load (lb) | 2500 lb |
| Breaking load (kg) | 2268 kg |
| Breaking load (lb) | 5000 lb |
| Height (mm) | 25 mm |
| Height (in) | 1 in |
| A (mm) | 9.5 mm |
| A (in) | 3/8 in |
| B (mm) | 22.5 mm |
| B (in) | 7/8 in |
| C (mm) | 51.5 mm |
| C (in) | 2 1/32 in |
| D (mm) | 16 mm |
| D (in) | 5/8 in |
| E (mm) | 59 mm |
| E (in) | 2 5/16 in |
| F (mm) | 84 mm |
| F (in) | 3 5/16 in |
| Number of fasteners | 4 |
| G (mm) | 13 mm |
| G (in) | 1/2 in |
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