Door Cylinder Biased Lock 65 70 80 90 115mm Cylinder AB Key Anti-Theft Entrance Brass Door Lock Lengthened Core Extended Keys

  Instructions for the Use of A.B Locks       A.B lock is a special new type of anti-theft lock designed with the theme of master safety.       1. B key is provided for house decoration workers.       2. A key is encapsulated in plastic package. Before the house is decorated and finished, the owner should not try to open it with A key, so as not to cause unnecessary trouble.       3. After the decoration of the house is completed, the owner accepts it for the sake of completeness. Take back the B key in time, and then insert the A key into the lock core to rotate 360 degrees, the B key will automatically fail.       Name: Copper lock core for burglar-proof door   报错

 

Orders leave the warehouse within one business day. Delivery then takes 8 to 16 days. Orders over $150 ship free.

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