·RETRUE Trailer Hitch Lock Design: 5/8 Inch diameter trailer hitch lock pin with Super Extra Long Effective Length 2 3/4 Inch. Specially for big towing vehicle, truck, 2" hitch receiver or Class III IV hitches. Notice: It not compatible with double-walled receiver tubes. (Please make sure of the size of the lock or email us for more information before placing an order)

·Durability: The lock cylinder is made of high quality zinc alloy tubular. Its anti-theft design can resist huge impacts from different kinds of external forces. Adapted rubber key slot cap is all-weather proof keeps keyhole safe and clean

·Easy to Install and Use: This hitch lock keeps your trailer hitch securely locked, giving you peace of mind wherever you go

·The Fitment of Locking Hitch Pin: Class III IV Hitches, Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat

·What Will You Get: The pin lock covered with high quality solid steel and black electrophoretic paint. It is quite strong and withstand 30,000 lbs, twice as much as a regular pin lock. Come with 4 noise reducing rubber rings. It is from RETRUE Your reliable partner. 24/7

·Which receivers is the RETRUE Trailer Hitch Lock compatible with?

·It is compatible with most CLASS III, IV & 2" hitch receivers available on the market.

·What are the actual dimensions of the RETRUE Trailer Hitch Lock for practical use?

·It comes with five O-rings, allowing adjustable use sizes from 2 5/16" to 2 3/4".

·How can I determine if my vehicle is compatible with RETRUE Trailer Hitch Lock or Not?

·For vehicles with thicker trailer hitches, please measure the outer diameter of your hitch receiver before ordering to ensure it is within 2 3/4 inches.

·RETRUE Trailer Lock Series

·Trailer Hitch Lock

·Trailer Hitch Lock

·Trailer Hitch Lock

·Classic Trailer Lock Kit

·Heavy Duty Lock Kit

·Standard Trailer Lock Kit