cyma cm032, new piston and cylinder, spring, spring guide, piston head, hop rubber and fire selector removed to lock to semi. comes with some original parts, box and an extra cylinder and piston i baught by mistake. 2 mid cap and the original high cap mag. wanting to swap for an m4/ar varient but will consider other guns. barely used since built (less than a day) due to prefering bolt action. chesterfield are i dont want to post especially on a trade