Feature●Transparent plastic construction allows location of axis of motion and observation of joint movement●Has 90, 180, and 360 scales on protractor and in/cm scale on arm●Overall length, 12 1/2".Description
Transparent plastic construction allows location of axis of motion and observation of joint movement. Has 90, 180, and 360 scales on protractor and in/cm scale on arm. Overall length, 12 1/2".