All Weather Resistant Finish Our entry door locks RV paddle lock is made weather resistant, rust proof, crack free finish in all climates. Heavy duty powder coated locks bring the best aesthetic finish, but also the most travel tried durable coating in one simple design. PARAMETERS Material: Zinc AlloyColor: Black/White/ChromeCut Hole: 68x92mmDoor Thickne: 32-38mmPackage includes: 1 x lock with acceories Upgraded Version: Cheaper same type lock from other stores is with normal keys, easy to be broken and get rusty, but our RV door lock is with upgraded computer key, it is more anti-theft, more safe and much more durable! Safe and Protective Entry Door Lock With built-in deadbolt and function of back locking, it's much safer than normal lock. Inside and outside double open, mute design and smooth switch, not card lock, better protecting your goods and commercial material from thefts. More Convenience The installation proce is easy because it comes with the neceary hardware:the lock handle, strike plates,and all size of screws. Compatible Cutout Opening Size 1. Insert our RV lock to front of the door.2. Attach strike plate and shorter screws on the door side.3. Hold the back portion .4. Tighten all four screws.This type fits hole cutouts from 2 1/2" x 3 1/2" to 3" x 4" as well as door thicknees from 1-1/4" to 1-1/2". Kindly Note Although our camper door lock fits most RV doors, make sure to heed the measurements to ensure the best fit .