... enclosure, outdoor amplifier enclosure, aluminium extrusion enclosure, car amplifier enclosure, aluminum enclosure, amplifier enclosure, aluminum ... treatment:Clear, Anodizing, Sandblasting, Powder coating, Electrophoresis, Silk screen.Color:Nature, black, silver, champagne, red rose, ... ~30 days depending on the quantity Application:Car amplifier, Audio vidio power amplifier. aluminum extrusion ...