BUMPER SUPPORT. Impact bar bolt. PartQualifier: type 1. type 1. A fastener used to secure a Control Arm. A threaded rod with a drive head (such as hex, 12 point, torx, etc) on one end used to secure the Camber Adjustment Cam to a mounting point. Bumper Impact Bar Bolt. Lateral Arm Bolt. Part cannot be reused/reinstalled. Flanged H. Alignment Camber Adjusting Eccentric. Bumper Impact Bar. Cntl. Lateral mount. Shaft. Suspension.