... to OEM. led light tube led light tube 's specificatin: SizeDIA 30mm*L500mmMaterialaluminum alloy 6060,6061,6063,6065 or othersMachinedMachined by lathe, milling machine, saw ... , etc.Surface treatmentmill finish,anodized sliver ,anodized bronze, etc.Application LED light,LED street light,cap-lamp,down light etc. Asage ...