Pdp hardware is designed by industry leader drum workshop a company that has been solving hardware problems since 1972. The PDP 500 Series Bass drum pedal delivers exceptional quality and engineering. It features a sleek racing-inspired footboard and a dual-chain drive with offset cam for improved torque. It comes standard with a PDP two-way beater built-in spurs side adjustable toe clamp and a built-in drum key clip. And this pedal’s infinitely adjustable spring rocker allows you to precisely customize your beater stroke. With the 500 series pedal it’s easy to dial in your own personal playing style. Two-way beater. Dual-chain drive with offset cam. Drum Key clip. Side adjustable toe clamp. Three-position stroke adjustment.