Gmod Key and Lock System + Door Manager - Addon

Gmod lock and key system allows you to create keys and associate them with the locks you have added to the doors in your map.

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New Script Released: Gmod Lock and Key System + Door Manager : r/gmod

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Gmod Keypad System + door lock manager allows you to place keypads on your Gmod server. If a door is connected to a keypad, it will be locked

Gmod Keypads System + Door Lock Manager - Addon

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Gmod Lock and Key System + Door Manager