Previously featured articles

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Previously features articles

This page lists articles that were previously featured on the Main Page of Lockwiki. If you have any suggestions for future features please add them to Template_talk:Main_Page/Featured_articles.

Duo cylinder.jpg

The Duo is a UL 437-rated wafer lock made by Illinois Lock Company. The Duo uses a total of 18 wafers that interface with three active bitting surfaces on the bottom, top, and side of the key. The Duo is popular in the United States in laundromats, vending machines, and money containers.


Medeco Biaxial cylinder.jpg

Medeco Biaxial

The Biaxial is a UL 437 rated pin-tumbler lock made by Medeco. It is well known for the use of rotating bottom (key) pins that interface with a sidebar. The Biaxial is one of the most widely used American high security locks.


ASSA Twin Combi cylinder.jpg

ASSA Twin Combi

The Twin Combi is a pin-tumbler lock made by ASSA. The Combi uses pin-tumblers and a sidebar to provide two layers of security. The Combi has the first sidebar in the Twin series that requires finger pins be raised and rotated properly.


KABA Gemini cylinder.jpg
KABA Gemini

The Gemini is a UL 437 rated dimple lock designed by KABA. The Gemini uses three rows of dimple pins oriented at 4, 8, and 12 o'clock. The Gemini is one of the few pure pin-tumbler locks that is protected against key bumping by design.


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