THN6700A THN6700 - Motorola MTR Series - 12" Indoor Cabinet -- The cabinet is constructed of steel finished with exterior grade vinyl. Dimensions of the cabinet are 12" H X 22" W X 20" D. Provides standard 19" EIA rack mounting inside the cabinet. The cabinet has holes in the bottom for easy stacking. There are also two 3 5/8" diameter knockouts near the rear of the cabinet in the top and bottom for routing cable between and out of the cabinets. ** Extended backorder, release expected September 2015.