This is the Left Front or Right Rear Motor and Boom for the Heli-Max Axe 1SQ Quadcopter. FEATURES: Counterclockwise spinning motor preassembled to boom Fits either the left front or right rear Motor lead and connector INCLUDES: Boom and Motor for Left Front and Right Rear Counterclockwise Rotation (key #4) COMMENTS: Motor runs in a counterclockwise direction and is not interchangeable with the clockwise motor. For the Clockwise Rotation Motor and Boom, order HMXE2177. jxs 11/06/12 ir/jxs updt jxs 01/29/13