Push Pull Muscle Strength Dyn. Digital 100 Lb. Chilling Units Freezer * Helps heal advanced stage 16 7136 * Helps heal advanced stage (III & IV) ischemic ulcers * Friction and shear relief surface * Zoned Four sections each 20 x 34 * 3 High accuracy DIGITAL (LCD) READOUT * 100 lb * The heavy duty dynamometer features the hydraulic system that is used in the industry accepted Baseline© and Jamar© hand dynamometers and pinch gauges * Hydraulic system ensures accurate readings * The dynamometer is much lighter (1 ) and easier to use than spring push pull dynamometers that are in common use today * Dial continuously shows instantaneous force and holds the maximum force reading * This maximum reading should be manually recorded prior to resetting for the next test * Available with either an analog (dial) readout or a digital (LCD) readout * Choose either 50 lb