Curt 1/2in Trailer Hitch Lock

From the Amazon Listing

• 𝗣𝗲𝗿𝗳𝗲𝗰𝘁 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗶𝗹𝗶𝘁𝘆 - Funmit universal adjustable trailer Lock fits 1-7/8”, 2”, 2-5/16” couplers, you can control how tight the trailer lock is by adjusting the 11-position ratchet, (If you find it inappropriate after purchasing, you can contact us within 180 days of purchase)
• 𝗣𝗿𝗼𝘁𝗲𝗰𝘁 𝗬𝗼𝘂𝗿 𝗧𝗿𝗮𝗶𝗹𝗲𝗿 - Use our trailer lock is a great way to prevent theft of your truck or trailer while it's parked. The trailer lock is made of high quality materials and combines with anti-theft technology to ensure safety, and the U-shape lock can resist picking, prying and drilling. When you leave the trailer, try locking your trailer with a trailer lock to keep it away from thieves
• 𝗛𝗶𝗴𝗵-𝗤𝘂𝗮𝗹𝗶𝘁𝘆 𝗠𝗮𝘁𝗲𝗿𝗶𝗮𝗹𝘀 - Trailer hitch lock is made of heavy-duty solid /rigid A36 Steel and aluminum alloy, durable, rustproof and weatherproof, you don't have to worry about the lock becoming fragile in harsh environments, on the contrary, it will serve you well
• 𝗘𝗮𝘀𝘆 𝘁𝗼 𝗜𝗻𝘀𝗮𝘁𝗮𝗹𝗹 - Trailer coupler lock uses one key to correspond to one lock. Put the lock on the lower end of the coupler first, then insert the U-shaped anti-theft lock pin into the lock, turn the key. When using the key, you only need to turn the key and lock the trailer by adjusting the ratchet. It only takes 1 minute to install successfully
• 𝗦𝗵𝗼𝗽 𝘄𝗶𝘁𝗵 𝗖𝗼𝗻𝗳𝗶𝗱𝗲𝗻𝗰𝗲 - Funmit adhere to provide all customers with a simple, streamlined shopping experience of large appliance replacement parts, and prove that we have the highest quality parts and service out there. We stand by our products, and our customers are our focus as a business. If you have any quality problem during 180-day free period, please contact Funmit customer service team in time, and we will try our best to solve your problems