magnaroute FX-17 Multi-Vendor Rack Mount Kit Compatible with Select 17.3" Wide D-Link, Linksys, and TRENDnet Products For 17.3" wide (full width) switches only!  Please check the compatibility list below and make sure your switch is listed as supported by this rack mount kit before ordering. Each kit contains 2 rack mount ears, 8 screws (M3), 8 screws (M4), and a color-matched high quality cage nut kit (4 x M6) with metal cup washers. Rack ears are made of high strength carbon steel with a black protective coating. Works with 62 different switches! Use the schematic image to verify hole spacing against your equipment.