The LINIER 3100 Series from Kendall Howard features mobile server cabinets with pre-installed casters for maximum portability. These racks have removable locking side panels in addition to a locking tempered glass front door and a locking vented rear door. Two sets of cage nut style mounting rails are fully adjustable in one inch increments to accommodate any size equipment. Available in 22, 27, 37 and 42 Unit configurations. These cabinets are made in the USA and featuring a five year manufacturer warranty for added reassurance.