Today were going to review part number T4715420. This is the Titan Zinc-Plated Leverlock Brake Actuator with the electric lockout for disc brakes and it has a 6,000-pound weight capacity. This hydraulic actuator will synchronize your trailer brakes with your tow vehicle brakes. As I mentioned it has this electric reverse lockout on the back which will let you back up without actuating the trailer… see more >