Push Pull Muscle Strength Dynamometer 50 Lb. Capacity Pediatric Special Needs Covers 360¯ (Displays +180¯ to MSHQ 22030C Covers 360¯ (Displays +180¯ to 180¯) Digital Chair Scale model#594KL ANALOG (DIAL) READOUT * 50 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