Rack Solutions 3U Conversion Bracket 4-Pack (3in Uprights)This 4 pack of Rack Solutions 3U Conversion Brackets is engineered to simplify converting a 2 post rack setup to a stable 4 post configuration. Specifically designed for 3 inch uprights, these brackets help you mount standard 19 inch equipment securely when space and compatibility are critical. Whether youre upgrading an existing enclosure or building out a new telecom or data center rack, these 3U brackets deliver dependable strength, precise