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.
N15W24983 Bluemound Rd.
Pewaukee, WI 53072, USAMailing & Delivery InformationTel: 262.691.3320 | Fax: 262.701.5780 Email: firstname.lastname@example.org Technical Service: email@example.comSee our other locations