I got one very similar to this. It also came with the nailer. No water trap. I bought the proper fittings from Lowes and a quick release fitting from Coast Airbrush. I bought a cart from Harbor Freight and the compressor sits on the bottom, spray booth on top, drawers for airbrushes and supplies.
http://www.lowes.com/pd_470440-30449-0120212A_0__?productId=50041084&Ntt=air+compressors&pl=1¤tURL=%3FNtt%3Dair%2Bcompressors&facetInfo=