The devices come in heights from 0.187 to 1.0 in. and are manufactured in push-in or screw-mount types. For use on PCBs, the products lock-fit or tension-fit into position and lock-fit for chassis use. Screw-mount versions come in #4, #6, and #8 sizes and tension-fit to a PCB and screw down into a chassis. The onepiece molded-nylon spacers/supports are flame resistant; UL rated 94V-0 for strength, reliability, and lightest weight; and provide consistent close-tolerance dimensions.