Yamaha FP-8500C Single Bass Drum Pedal, Double Chain Drive, Long Footboard. The FP-8500C is a double chain drive single pedal. The FP-8500C has adjustments for beater angle, footboard angle, and spring tension. The footboard is longer, making this pedal ideal for drummers that play with a heel/toe technique. The pedal frame has a stabilizer bar cast into it below the rocker shaft to eliminate flex. This keeps the bearings in alignment and gives the pedal a smooth feel. The hole in the beater hub is tear drop shaped so it securely holds the beater shaft. The side-adjustable hoop clamp holds firmly to different thickness hoops, and tightens with a wing bolt. Single kick drum pedal with dual-chain drive. Adjustable beater angle, footboard angle, and spring tension. Stabilizer bar and sub-frame enhance stability and eliminate flex. Long footboard is ideal for heel/toe technique. Pedal Drive Type : Chain Drive. For Instrument : Drum Set.