This Dexter / Titan Model 20 surge brake actuator is equipped with a 4-position leveler channel to accept a lunnette ring or hitch ball coupler (sold separately) and adjust to varying hitch heights. Unit is designed to work with drum brakes and must be welded to a 3 inch wide trailer tongue. Rated for up to 20,000 lbs. with a maximum tongue weight of 2,000 lbs. Includes breakaway device. Gray primer finish.