Hammond DNRR1942LDK 24RU 19 Inch mounting 10-32 tapped 2-post rack. Constructed in 12-gauge steel. Knockdown design. Finished in smooth black powder paint. When strength and reliability is the highest priority, be sure to choose the Data/Networking Robust Rack (DNRR) from Hammond Manufacturing. Designed to support your rack mount infrastructure, regardless of the application, the DNRR includes premium features not found on most other racks.