[CHECK BEFORE BUYING]Please read the size guide before purchasing, choose the correct lock size according to both your latching distance and door thickness. Make sure both measurements fit. Latching distance is measured from the front of the door face to the latch locking position. Caravan storage locks work for a standard 3/4" diameter mounting hole. Quick and easy to install, opens with a 90-degree turn, key can be removed in the unlocked position. .[SUPERIOR QUALITY]The caravan storage locks are made of premium zinc alloy, strong material makes it sturdy and durable for long-lasting . Rustproof and waterproof chrome finish protects the lock body to cope with harsh outdoor conditions. Tubular cam locks adopt advanced lock technology, keep your valuables and help you travel worry- with your loved ones. .[WIDE APPLICATIONS]The RV cabinet lock set comes in various lengths and upgraded lock levers. Our flat lock lever is designed with 3 mounting holes, can be adjusted to 2 different lengths according to your installation needs. The tubular cam lock is not only perfect for installations, but also the choice for RV Camper/ Travel Trailer/ Truck/ Boat storage compartment door, utility doors, tool box lock replacement, cabinet doors, RV cabinets, vending machines, drawers, mailbox. .[UPDATED SECURITY]Better security than CH751 OEM locks and keys that everyone has, you will receive your own unique keys and all keys are keyed alike in each pack. Keyed alike cabinet locks mean that one key can open all locks in the same RV cam lock set. You will receive enough spare keys, which is really and convenient. .[SATISFACTORY GUARANTEE]If for any reason you are not satisfied with your purchase or have any questions, please us. We a 30-day money-back guarantee, lifetime warranty and 24/7 online customer .