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||57 mm||2 1/4 in|
|Length||114 mm||4 1/2 in|
|Weight||200 g||7.04 oz|
|Maximum line Ø||12 mm||7/16 in|
|Maximum working load||1134 kg||2500 lb|
|Breaking load||2268 kg||5000 lb|
|Fasteners||6 mm||1/4 in|
|Fastener circle||37 mm||1 15/32 in|
|A||57 mm||2 7/32 in|
|B||56 mm||2 3/16 in|
|C||32 mm||1 1/4 in|