1Robust and Durable: This truck tool box lock is made of high?quality 304 stainless steel, and is manufactured according to strict quality control standards. Its surface is Bull polishing, which is durable and has a long service life. 2Wide Applications: Trailer door key lock can easily replace damaged or worn lock , and is applicable to recreational vehicles, trucks, trailers, mobile machinery stores, Recreational vehicle, bench boxes, etc. 3Easy Installation: Without the need for special tools or professional technology, damaged or worn lock can be easily replaced, and can be installed independently in just a few minutes. 4Comfortable to Use: The trailer door key lock has an excellent hand feel, flexible rotation, and is smooth without jamming. It comes with two matching keys for easy use and can be purchased with confidence. 5Perfect Replacement: The trailer door key lock can be installed directly without the need for modifications to RVs, and can be used for a long time with stable performance, without the need for frequent replacement.