Allstar Left Side Clamp-On Style Trailing Arm/Shock Bracket for 3 inch Axle Tube is a clamp-on style for a 3 inch axle tube and is a left side model. The steel brackets clamp on a 3 inch diameter axle tube to provide mounts for the trailing arm, shock, and 5 inches o.d. coil spring. It has grade 5 hardware included. It is backed by a 90-day limited factory warranty and sold individually.