SilentSync® Exclusive system of premium engineered sprockets and belts has our patented H.O.T. (Helical Offset Tooth) design. SilentSync merges belt and sprocket into the quietest, smoothest and one of the most compact drive packages available. Falcon Pd® Pushing technology to new heights, the New Falcon Pd® gives your drive system performance wings. Hawk Pd® Hawk Pd is now the premium choice for greater horsepower capacity and performance, all in a universal-tooth profile belt. Blackhawk Pd® High-performance synchronous belt with aramid cords for use in rigorous synchronous drives requiring premium performance. With its universal profile, it can perform in the following sprocket profiles: Carlisle RPP Panther, Browning RPP Panther and TB Wood's QT Power Chain. Positive Drive Traditional trapezoid tooth profile synchronous for drives requiring exact timing. Can also be used as an alternative to problem V-belt and chain drives. Super Torque Pd® The original Super Torque Pd® belts are designed for high-capacity performance. They are also made of the highest-quality materials. Dual Hi-Performance Pd Dual round tooth synchronous belt that transmits power from both sides of the belt. For use in a variety of applications, such as: printing presses, business machines, etc. Dual Positive Drive Dual trapezoidal tooth synchronous belt that transmits power from both sides of the belt. For use in a variety of applications such as printing presses, business machines, etc. Open End Pd® For synchronized applications such as conveying, linear motion or positioning. Our Open End Pd belts are the economical and trouble-free drive solution.