OE Number 2178 Specifications Material:Carbon Steel Color: Black Fits 2-Inch Trailer Couplers Features Premium Quality:The trailer Lock is made with hardened steel for increased security,it features a high-quality powder coating that provides reliable rust-resistance,withstandingharsh conditions. High Security:The Hitch Lock is tough enough to protect your belongings and your trailer or camper from being stolen. Our coupler lock fits select 2-inch trailer couplers to help keep your trailer secure. Advanced Key System:Features a unique, unbreakable key designthat prevents anyone from picking the lock. The innovative interior locking mechanism prevents unauthorized key duplication and picking attempts. Easy Installation:Simple to attach and remove, offering convenience without compromising security. Wide Application:Fits 2-Inch Trailer Couplers. Replacement for various trailers, RV, camper, cargo, Truck, or pickup trailer, etc. Pacakge included 1x Trailer Hitch Lock w/ Keys Return Policy: All of our items come with a 30-day return policy. If you encounter any defects or damages, simply contact us with details and photos, and we'll arrange a refund or replacement. Please note that returns due to non-seller errors are subject to return shipping costs. We reserve the right to refuse any returns for objective reasons. Shipping Policy: All of our items are shipped with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.