Double chain drive with consistently uniform actionTeardrop-shaped shaft hole for reliable grip on the shaftBeater angle adjustment Newbass drum hoop clamping mechanismItem Model Number : FP-8500CDouble chain drive, single foot pedal on long footboard.The design features a wider footboard tip to improve the playing feel and reduce weight. Thesurface is flattened, eliminating excess resistance and improving the degree of freedom of footwork.Description by the manufacturerFP8500CDouble chain drive, single foot pedal on a long footboard.The design features a wider footboard tip to improve the playing feel and reduce weight. Thesurface is flattened, eliminating excess resistance and improving the degree of freedom of footwork. *The color of the product may be slightly different from the actual.