Dixon PP-P2D P2 Double Chain Drive Double PedalDixon PP P2D P2 Double Chain Drive Double Pedal Specifications Driven system Double chain CAM system Footboard Smooth footboard for rapid response Beater See through blue dual surface beater Beater angle Adjustment Easy adjustment Spring tension adjustment Easy adjustment Hoop Clamp Drum key Base Plate Sturdy base plate with built in spurs and rubber pad Linkage Universal linkage Drum key clamp Drum key included