Switchlock
Pair with Any Key Series
Switchlockss come in various configurations and can be paired with any of MJK's Key Series to increase security and functionality.
Custom sizes also available



Tubular Key
We offer variations on the traditional tubular key to increase security

Security Innovation
With widespread use the 7 Pin Tubular Key has become commonplace leading to Key Blanks and Key Copying locations being easily accessible.
For users who prefer this time tested form and and function but need something with higher security, MJK has created different variations of the beloved Tubular Key.

50 Series
7 Pin Tubular Key

59 Series
8 Pin Tubular Key

90 Series
7 Pin Double Bitted

20 Series
10 Pin Tubular Key
Tumbler Disc Key
This key type does not use Springs so is more suitable for environments that are more prone to rust.

30 Series
7 Disc Radial Tumbler

S60 - Series
7 Disc - MJK Patent

70 Series
7 Disc Radial Tumbler

B70 Series
7 Disc Radial Tumbler

S70 Series
7 Disc Radial Tumbler
Dimple Key Series
Smooth Operation with Large Key Combinations and High Security

80 Series
9 Dimple Pin Locking Mechanism arranged along 2 perpendicular rows

8802 Series
9 Dimple Pin Locking Mechanism arranged along 2 parallel rows

8808 Series
13 Dimple Pin Locking Mechanism arranged along 3 rows
Programmable iChange Key Series
A Reprogrammable key that can be 'reprogrammed' on site with the Change Key

58 Series
Use the Change Key to set the Operating Key Access - 8 Codes Available

21 Series
Use the Change Key to set the Operating Key Access - 10 Codes Available
Master Key Series
Increase Access Control

282 Series
Up to 3 levels of Access Control. Master Key Systems allow users to access multiple Keyed Different locks using 1 Master Key.

77 Series
Up to 3 levels of Access Control. Master Key Systems allow users to access multiple Keyed Different locks using 1 Master Key

882 Series
Up to 3 levels of Access Control. Master Key Systems allow users to access multiple Keyed Different locks using 1 Master Key
Special Key Type
Innovative functionality

2028 Series
MJK's Core Series feature inter-changeable lock cylinders that can be changed on-site. This reduces replacement costs in the long run as users need only to purchase the CORE lock cylinder for the indefinite future. The simple on-site switching of cores reduces time spent on changing out locks. Beneficial for users who need to switch out their locks frequently.

950 Series
A high security key that features a 12 Pins locking mechanism and a unique key design. For users who require a high security lock and key that cannot be easily copied.

42 Series
Combining our 7 Pin Tubular Locking Mechanism with a 7 Disc Radial Locking Mechanism for extreme security.
Flat Key Series
Lower level security keys for users who are looking for basic security and functionality

40 Series
5 Pin Double Bitted Key that can be inserted in any direction

106 Series
5 Pin Single Bitted