Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. 500LB DYNAMOTER (UNCLUDES DOOR KNOB, GRIP, AND PROTECTIVE CARRYING CASE) * Analog Dial Readout * Simply and accurately measures the strength of the wrist muscles during flexion, extension, abduction and adduction and the forearm muscles during supination and pronation * The Baseline? wrist/forearm dynamometer features the time proven hydraulic system used in the industry accepted Baseline? and Jamar? hand dynamometers * For hand held use, the dynamometer can accommodate the Baseline? single-grip (12-0385) and dual-grip (10041J) handle * Maximum reading remains until the unit is reset * The strength reading can be viewed as pounds or kilograms * Comes with portable carrying case * Made in the USA with a 1-year manufacturers warranty * CE certified *