Features: *Trailer hitch lock is utility trailer accessory. You can use it to lock trailer boats, campers or RVs. It is perfect for 1-7/8", 2", and 2-5/16" trailer couplers *The trailer coupler lock can be easily installed and removed with the correct key. The tightness of the trailer lock can be adjusted by turning the key *The lock cylinder of the trailer tongue lock is made of brass and zinc, which can effectively prevent rust and , greatly extending its service life *Our trailer lock adopts the latest locking mechanism, and its unique design can prevent it from being pried open. Specifications: *Product Name:Trailer Hitch Lock with Keys *Material:Aluminum alloy + copper (lock cylinder) *Size:110*7.6*9.2CM *Color:yellow，red，black Package Content: 1pc x Trailer Hitch Lock with 2 Keys Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Trailer Hitch Lock With Keys, Fit 1-7/8", 2", And 2-5/16" Couplers Made of standard material, quality assurance and practicality. Perfect function, bring you a wonderful experience. Every customer is entitled to a 30-day refund or replacement for damage/quality issues. If you have any questions, please feel free to contact us and we will solve it for you.