McKesson Pill Envelope, 3½ x 2¼ Inch, 1 Box of 10 Mirrors 500LB DYNAMOTER (UNCLUDES DOOR KNOB Jobst Opaque Sensitive 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 * 1 2cc 29 Gauge Bx 100 * Individually wrapped for maximum protection * Envelopes are made of a heavier weight of paper for durability 10 envelopes are in a bundle and there are 10 bundles in a box for a total of 100 pill envelopes