The RackGold Zinc 10-32 Rack Screws and Slide-on Cage Nuts are a perfect fit every time! Typically used for mounting of server equipment, rackmount shelves, switches, routers, patch panels and other networking, electronic and data equipment. These superior, USA Made, quality rack screws and cage nuts should be your only choice for installing rackmount devices such as shelves, cable managers, servers, and other network, A/V and electronic equipment. Mfr # G1032-DSW-Z50