... Sample 4) OEM OK Brushed Aluminum Cover for Car Power Amplifier Specification:Material: Alluminum Alloy: 1x,2x ... printing, Tumbling , Electroplating, Fabrication: Sawing, Deburing, Milling, Drilling, Turning, Tapping, Shearing, Insulation, Platic forming, HydroformingApplication: Aluminum Panel/ Plate/ ... Covers used for all kinds of Car or Home Power Amplifier/Audio Player/ Disc Player / ...