Left. Lower support bolt. Right. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Frame Side Member CrossMember 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 Frame Side Member 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 Suspension Strut Tower to it's mounting point. Fender Support Bolt. Brace screw. Fender Support. Frame Side Member CrossMember. Inner rail. Support Bracket. Suspension Strut Tower.