Take A Range Check 5˙ Finger Goniometer 6 Standard Staircases gross movements of hands fingers 17170 gross movements of hands fingers and arms and fingertip dexterity as necessary in assembly tasks * Comes complete with pins collars and washers and an examiner's manual with norms * Developed by Joseph Tiffin Ph The frame has a chip resistant silver vein finish 6 Standard 140 degree * Measures the range of motion of metacarpal phalangeal and interphalangeal joints * Head has two opposing scales marked in 5 degree increments * Features a linear scale in both inches and centimeters on arm * Deluxe model features a larger protractor head and full 180 degree scale for more accurate readings