Beef up your Front Control Arm Sport Frame Brackets with this bolt-on TeraFlex JL / JT: Sport Frame Bracket HD Reinforcement Plate Kit. Not only do these reinforcement plates protect your Sport Frame Brackets from unwanted bending or breaking during extreme conditions, but they also strengthen the stock JL Wrangler/Unlimited and JT Gladiator frames. Simply install these bolt-on reinforcement plates with our Front Control Arm Sport Frame Brackets.