Legendary Pearl Performance – A Double Bass Drum Pedal that Breaks Barriers – The P532. Pearl’s P532 Double Bass Drum Pedal offers premium performance at a half the cost of professional pedals. Featuring a dual chain and Linear Action Drive Cam, this pedal delivers the smooth and powerful action expected in the industry. With the added benefits of the Hoop Clamp, Radius Rod Frame, and Memory Lock, along with a two-surface Duobeater, this pedal is a top choice for any seasoned musician. Pearl P532 Double Pedal Features.