Oxygen Tank Holder for Golden Power Chair Impotence 500LB DYNAMOTER (UNCLUDES DOOR KNOB Style:Pair (Left & Right) 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 * Drawer provides convenient storage for clinic supplies This oxygen tank holder is easy to install and mounts to the back of your seat * It accepts D and E sized tanks * All you have to do it slide the tank into the holder hand tighten the set screw and you're ready to go * Works with all Golden Tech scooters * Simply select the appropriate scooter type to ensure the correct hardware is recieved * Oxygen Tank Holder for Golden Power Chair: *Fits on the universal mounting bracket on the back of the scooter * Can be used on the Companions Buzzaround Buzzaround Lite and Avenger