NavePoint Cantilever Server Shelf Vented Shelves AV Rack Mount 19" 2U Black 18" deep Dimensions: 3.5"H x 17.5"W x 18"D per shelf 48 pound weight capacity Slotted venting, Front mount design No Lip Color: Black Made of high quality cold-rolled steel with an electro-static powder coating Shelf can support up to 48lbs Front mount with slotted venting Compatible with any 19&#034; enclosure 1 2U AV Cantilever Shelf M6 screws, cage nuts, washers