Battery bolt. HIGH VOLTAGE. A threaded rod with a drive head (such as hex, 12 point, torx, etc) on one end used to secure the Differential Housing Mount to it's Mounting point. A threaded rod with a drive head (such as hex, 12 point, torx, etc) on one end used to secure the Engine Support Rod to it's Mounting point. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Differential Housing Support to it's Mounting point. Attaches the Roll Bar to the floor, chassis or body structure. Fastens the High Voltage Battery to the Mounting Surface. Part cannot be reused/reinstalled. Suspension Crossmember Bolt. Suspension Crossmember Insulator.