Left.center. Left.front. Mount bolt. PartQualifier: center. PartQualifier: front. Rear Left. Rear Right. Right.center. Right.front. A threaded rod with a drive head (such as hex, 12 point, torx, etc) on one end used to secure the Pickup Box 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 Fuel Pocket to it's mounting point. Part cannot be reused/reinstalled.