Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. Stadi-O-Meter measures with guaranteed accuracy (? 1/16") from 30 to 84" * Durable steel construction, installs in minutes * Comes with a magnetically attached flip-down measuring arm (with breakaway design) to insure an extra measure of safety * Measures with guaranteed accuracy from 30" to 84" * Easy-slide flip-down measuring arm with magnetic attachment for added safety * Durable, high-quality formed steel construction with durable finish * Easy assembly and mounting *