A wooden (or metal) rod that carries motion of the key to the windchest by a pushing motion in an instrument that uses mechanical action .
(A wooden (or metal) rod; carries; motion of the key to the windchest by a pushing motion in an instrument) (an instrument; uses; mechanical action)
A wooden (or metal) rod an instrument
carries uses
motion of the key to the windchest by a pushing motion in an instrument
mechanical action