Push Pull Muscle Strength Dyn. Digital 500 Lb. Pediatric Special Needs The Hydrolift is the perfect MSHQ 1594XL The Hydrolift is the perfect apparatus for raising and lowering a single whirlpool to treat lower and or upper extremities 18 kg 6 Point Spreader Bar 20 lbs DIGITAL (LCD) READOUT * 500 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 force capacity unit * Comes with 3 push pads (padded curved padded straight and 1cm2 circular) 1 pull hook and 1 snap lock hook * Comes in cushioned carrying case with muscle heat test manual * 1 Year Warranty * CE certified *