Description
Harken 150mm Aluminum Standup Block
Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action. 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) | 150 mm |
| Sheave Ø (in) | 5 15/16 in |
| Length (mm) | 283 mm |
| Length (in) | 11 1/8 in |
| Width (mm) | 153 mm |
| Width (in) | 6 1/32 in |
| Weight (g) | 2419 g |
| Weight (oz) | 85.34 oz |
| Maximum line Ø (mm) | 25 mm |
| Maximum line Ø (in) | 1 in |
| Maximum working load (kg) | 6804 kg |
| Maximum working load (lb) | 15000 lb |
| Breaking load (kg) | 13608 kg |
| Breaking load (lb) | 30000 lb |
| Includes | Includes padeye. Uses hole spacing and base dimensions of 629 padeye. Maximum working load decreases at varying angles. |
| A (mm) | 95 mm |
| A (in) | 3 3/4 in |
| B (mm) | 132 mm |
| B (in) | 5 3/16 in |
| C (mm) | 92 mm |
| C (in) | 3 5/8 in |
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