When replacing a broken door lock on your Keystone Hideout travel trailer, consider options that provide durability and advanced lock mechanisms for added security. Look for models specifically designed for RVs, as they offer easy installation and compatibility with trailer doors. Keyless entry options can be a convenient upgrade, while traditional locks with reinforced materials offer reliable security. A locksmith specializing in advanced lock mechanisms for RVs can help recommend and install the best lock that suits your needs and provides peace of mind on the road.