Finger Goniometer 6 Deluxe 180 degree

6 Deluxe 180 degree * Measures the range of motion of metacarpal phalangeal and interphalangeal joints * Head has two opposing scales marked in 5o increments * Features a linear scale in both inches and centimeters on arm * Deluxe model features a larger protractor head and full 180o scale for more accurate readings *