The Gates BX81 Tri-Power V-Belt is a heavy-duty power transmission belt designed for industrial automation and motion control applications. With an outside length of 84 inches, this V-belt is specifically designed for efficient power transmission. Made by the trusted brand Gates, this unit consists of 2 belts (BX81) to ensure reliable performance in demanding mechanical systems. Choose the Gates BX81 Tri-Power V-Belt for your power transmission needs where durability and efficiency are crucial.