Left. Right. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Spare Tire Carrier 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 Window Regulator Guide Rail to its mounting surface. Door Window Division Bar Bolt. Door Window Glass Surround Channel Bolt.