Harken 75mm Aluminium Double Footblock - Lockoff
Use footblocks to redirect lines on the deck. Footblocks with lock-offs temporarily secure sheets. Either metric or imperial flathead fasteners may be used for mounting and are not exposed. Sideplates and sheaves Hard Lube-anodised for maximum UV protection and a smooth surface. Center cage keeps Torlon® roller bearings separated and parallel to reduce friction.
| Part Number | HKN-3237 |
| Sheave Ø (mm) | 75 mm |
| Sheave Ø (in) | 2 15/16 in |
| Length (mm) | 111 mm |
| Length (in) | 4 3/8 in |
| Weight (g) | 574 g |
| Weight (oz) | 20.24 oz |
| Maximum line Ø (mm) | 14 mm |
| Maximum line Ø (in) | 9/16 in |
| Fasteners (mm) | 8 FH mm |
| Fasteners (in) | 5/16 FH in |
| Maximum working load (kg) | 1572 kg |
| Maximum working load (lb) | 3465 lb |
| Breaking load (kg) | 3143 kg |
| Breaking load (lb) | 6930 lb |
| Height (mm) | 57 mm |
| Height (in) | 2 1/4 in |
| Number of fasteners | 4 |
| A (mm) | 11.5 mm |
| A (in) | 15/32 in |
| B (mm) | 28.5 mm |
| B (in) | 1 1/8 in |
| C (mm) | 70.5 mm |
| C (in) | 2 3/4 in |
| D (mm) | 21 mm |
| D (in) | 13/16 in |
| E (mm) | 77 mm |
| E (in) | 3 in |
| F (mm) | 110 mm |
| F (in) | 4 5/16 in |
| G (mm) | 17 mm |
| G (in) | 21/32 in |
