DURA-SYNC TORQUE synchronous belts feature an HTD tooth profile.
Timing Belt, 5M, 25 x 645mm PL, T129 D&D DURA-SYNC TORQUE belts meet or exceed USA RMA published ratings levels.All DURA-SYNC TORQUE timing belts are manufactured using the latest in synchronous belt technology. They are manufactured with a heavy duty, woven, nylon based fabric tooth covering. They offer a dependable, economical and hassle-free alternative to chain drives.