Pearl P3002C Inch Bass Drum Pedal ULTRA-LIGHT WEIGHT CHAIN:The Power Chain features low-friction rollers for speed and double chain construction for power and dependability LINEAR CAM:The Perfect Circle Cam provides consistent and smooth feel throughout the entire stroke for pinpointaccuracy and superb control NINJA BEARINGS:Designed for skateboarding these bearings feature micro-polished steel balls for amazing low friction DUO-DECK FOOTBOARD: Converts quickly from shortboard to longboard via 4 screws under footplate. For your choice of feel Z LINK DRIVE SHAFT: Adjustable machined Aluminum for perfect positioning and backlash-free energy transference for precise feel