Back glass buffer. A component that isolates the Windshield from another component or it's mounting surface. A component that provides a cushion between the Back Glass and it's mounting surface. A Spacer for a Windshield. A stopper for a Windshield. Back Glass Spacer. Back Insulator. Lift gate buffer. Lift gate bumper. Stopper. Support. Included with: Back Glass, Lift gate Glass, Windshield, Windshield Part cannot be reused/reinstalled.