3-pc LOT: Kaba Mas X-10 Type 1F High Security Lock Open Box NO WARRANTY
3-pc LOT: Kaba Mas X-10 Type 1F High Security Electronic Lock Kit Open Box NO WARRANTY. If the unit is new, use 50-25-50. If the unit is used and the combination is unknown, you will need the 8-digit serial number found on the back of the lock to perform a factory reset, as noted in the Kaba Mas Installation Instructions.