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.
|Sheave Ø||2 15/16 in||75 mm|
|Length||5 15/16 in||151 mm|
|Weight||15.6 oz||442 g|
|Maximum line Ø||9/16 in||14 mm|
|Maximum working load||5000 lb||2268 kg|
|Breaking load||10000 lb||4536 kg|
|A||2 15/16 in||75 mm|
|B||2 13/16 in||72 mm|
|C||1 11/16 in||43 mm|
|Footno||padeye. Uses hole spacing and base dimensions of 627 padeye. Maximum working load decreases at varying angles.||Uses hole spacing and base dimensions of 627 padeye. Maximum working load decreases at varying angles.|