Schlage Schlage B600-Series Commercial Grade 1 Double Cylinder Deadbolt Less Small Format Interchangeable Core (Core Options Provided)

Double Cylinder Function: The deadbolt is thrown and retracted by a key from either side. As you will not be able to unlock this from the inside without a key, please check your local fire code to ensure this is allowed before purchasing. Small Format Interchangeable Core (SFIC): This product is for use with small format interchangeable cores. This allows users to easily change keyways and/or cylinders without uninstalling the lock. Options are given in configuration, however any SFIC can be used.The B66...