Free Shipping! ASUS A21 Mid-Tower Case (Black) Micro-ATX and Mini-ITX Support, Steel Frame & Windowed Side Panel, 2 x 2.5 or 3.5" Drive Bays, 1 x 2.5" Drive Bay, 5 x Expansion Slots, 2 x USB 3.2 Gen 1 Ports, Audio In/Out, Supports GPUs up to 15" Long