Finger Goniometer 6 Standard Weight Bars 15 x 6 x 7 17170 15 x 6 x 7 Brown Pebble * Features two zipper pockets an anti bacterial liner and 3 position lock * All Bags include initializing of up to 4 letters in gold leaf at no charge * This lamp is a 12 volt 20 watt halogen light bulb * It is tubular with a glass diameter of 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 *