Yamaha FP9 Double Chain Drive Double Bass Drum Pedal

The Yamaha FP9 Series Double Chain Drive Double Bass Drum Pedal has a quick-adjusting cam, axle-stabilizing bearing chamber, low-profile stabilizing hinge, easy-access, auto-lock spring adjustment, weight-adjustable beater, independent, beater/footboard angle adjustment, ball bearing drive connection, anti-skid heel spikes, all-bearing universal joint, secondary pedal anchor, carrying case, and a drum key.