The 50W QCX PA kit case is made from black anodised aluminium, dimensions 63w x 25h x 130d mm. It's a 4-part case comprising front panel, back panel, top half and bottom half. The 4 parts are held together by 8 screws. The front and rear panels are drilled and silk-screen printed for the 50W QCX PA kit, as shown.
More details, and the assembly instructions (NOT SUPPLIED) are on the 50W PA page here http://qrp-labs.com/50wpa
50W PA enclosure kit contents: