The Mapex Mars P600TW Single Bass Drum Pedal features a double-pedal design with a double chain drive which ensures long lasting durability and a smooth response during play. A solid steel base plate and retractable floor spikes provide stability during even the most intense drumming sessions. The P600TW is the ideal kick pedal for intermediate and developing drummers who require a dual-pedal design for more intense and complicated drumming applications, styles, and genres.