Keep your trailer or RV secure with this heavy-duty king pin lock from MP Mass Parts. It's made from cast steel alloy, so it's tough enough to deter theft. The bright orange powder-coated finish and 24-inch safety flag make it highly visible – a nice feature for safety on the road or in storage lots. The lock fits king pins with an interior collar diameter of about 2 7/8 inches and a height of 3 1/8 inches. It comes with two matching keys, so you can keep a spare handy. This lock is designed for semi-trailers, 5th wheel campers, RVs, and other large vehicles. Installing it is straightforward: just slide the collar over the king pin and lock it in place. The flag adds an extra layer of visibility, which is helpful in busy yards or at night. Whether you're a professional trucker, an RV owner, or manage a fleet, this lock provides peace of mind. It's a simple, effective way to protect your valuable equipment from unauthorized movement. Don't leave your trailer vulnerable – secure it with this robust, eye-catching lock.
