Brass Door Lock Cylinder Lengthened 65 70 80 90 Mm Full Size Biased Lock Core Anti-Theft Entrance Lock Part

solid brass anti-theft lock core with AB keys  .

AB Key (A Is The Decoration Key,prepare for decoration worker to use , B Is The Master Key.

When The B Key Is Inserted, The A Key Is Invalid ,then to make sure safe lock )

Soft note:

1.About our especial size ,PLS leave size that u need ,also better to contact us in advance  ,TKS  .

2.Transition: 1 cm = 10 mm = 0.39 inches

3.Depending on the light and the screen, the color of the item may be slightly different from the color of the picture.

4. Allow 0.5-2cm difference due to manual measurement

5. If there is big order ,contact us directly before making order .