





Master key system is a key plan where selected keys can open a number of predefined doors. These keys work with different types of locks, e.g. door locks, cabinet locks, padlocks, etc.
Types of Master key systems:
KA - KEYED ALIKE SYSTEM
CC - CENTRAL CYLINDER
MK - MASTER KEY SYSTEM
GMK - GENERAL MASTER KEY SYSTEM
Traka 21 - INTELLIGENT KEY MANAGEMENT SYSTEM
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