4-Post
Fit: The server rack rails are designed to support most servers in a rack or cabinet. Fits 4-post racks.
Product Size: H 1.81 " (including the holding frame) x W 2.83 " x D 16.5 " - 29.5 ", Depth Adjustable from 16.5 to 29.5 inches, you can accommodate various rack sizes except 29" depth. Not suitable for 29 inch depth rack mount.
Made of high quality cold rolled steel with powder coated finish, Support up to 110 lbs when installed to a 4 post rack or cabinet at 16.5 Inch Deep.
Package Included: Including 1 Pair of 1U server rack rails, 8 sets of M6 screws and cage nuts.
Tool-Free Screw Lock: The diamond shape screws make your hands free from holding the nuts at the back when assembly. All the screws for assembly and mounting have been included for a quick setup in any server rack cabinet.