The Medeco locks have a vertical row of six pins arranged ... A sidebar blocks the cylinder unless the pins are rotated properly. Each pin has three possible orientations. They’re biaxial ...

M4 builds on more than 50 years of lock engineering innovation, offering the highest level of protection against physical attack and unauthorised key duplication. Secure cylinders “With M4, we ...

Resistance to kick-in as sold is how well the lock survived increasingly forceful impacts using the hardware it comes with. Kick-in reinforced is the same test using an aftermarket Box Strike in ...