The Tripp Lite SRWO8U22 Wall-Mount Open Frame Rack is an expandable, two-post, wall-mount, 19-in open frame rack that can be assembled as an 8U, 12U or 22U all from same sku. Designed for securing high density servers and networking equipment, it can meet your current needs while leaving rack space in reserve for the future. The SRWO8U22 is designed with provisions to integrate wall mounting, easy equipment access and cable management. Its heavy-duty steel frame can accommodate up to 150 lbs. of equipment. The SRWO8U22 assembles and installs quickly, and comes with a five-year warranty. All required parts and assembly hardware are included.