... accessoriesAssembling PartsSheet:3mm Polycarbonate solid sheet, 5mm hollow sheet Bracket: Alloy PlasticJoint: Aluminum Fixing BarOthers: Set Screw, ... ScrewBracket: The bracket is made of special engineering plastics which is used in bumper with ultraviolet absorber,antioxygen,modifier ... brackets include front strip, back strip, left bracket and right bracket. It also has the function of hanging out ...