Patent ID: 7120981

Claim:
A crank arm remover for a bicycle comprising: a screw bolt, at an end of which formed a corner portion employed to be engaged and rotated by a grip handle, at another end of which pivotally disposed an abutting block; a threaded sleeve moveably installed on the screw bolt; wherein the abutting block includes a first abutting portion and a second abutting portion, the first abutting portion projects from a central part of an abutting surface of the second abutting portion, and an abutting surface of the first abutting portion is smaller than that of the second abutting portion, thus, the crank arm remover for a bicycle is applicable to at least two different types of crank arm; a groove is formed at the end of the screw bolt, the abutting block is formed with an axial hole, and the abutting block is pivotally installed on the screw bolt by inserting a pivot through the axial hole of the abutting block and into the groove of the screw bolt.