RACKSOLUTIONS 2U, 2Post Conversion Kit Mounts 4 Post equipment on 2 Post racks Only convert the space you need Designed and made in Texas with pride by RackSolutions. Compatible with 3" uprights Weight capacity: 50 lbs per rack unit Creates a 4Post rack in a 2Post rack Only convert the space you need 2U, 3U, 4U, 5U and 7U size brackets available Compatible with many Dell, HP, IBM, other equipment. Works with standard EIA 19&#034; racks or 23&#034; telecommunications racks Compatible with 3&#034; uprights Quick and simple installation