... electronic amplifier enclosure -made by die casting -used in outdoor -surface trivalent chrome -water proof and dust ... skillful engineer to work on your drawing.*drawing and designs in igs, stp, step, dwg, pdf, jpeg, ... your inquiries.All the inquiries will be answered in 24 hours carefully.The photo on the web ... not for sale.Welcome your own design and drawing in stp,step,igs, dwg,dxf,pdf,jpeg,tiff ...