In a percussion instrument actuating assembly, the combination comprising a carrier structure; first and second pedals carried to extend in generally side-by-side relation and to independently pivot; first rotary axle structure operatively connected to the first pedal to be rotated thereby, and having rotary motion output locations spaced apart along the axle structure and via which rotary motion is transmissible to actuate different percussion instruments in response to selected pivoting of the first pedal; and a second axle structure operatively connected to the second pedal to transmit motion for actuating an additional percussion instrument, in response to selected pivoting of the second pedal.