Best Access Systems is a leading manufacturer of mechanical and electronic Access Control Systems. For over 80 years, Best Access Systems has build their reputation as a provider of high quality mechanical locks and access systems, featuring the interchangeable core and masterkey system. Best Access Systems is a leading division of Stanley Works.
Developed by Best Access systems in 1912, the interchangeable core increases access security and versatility by allowing quick re-keying and customized master-keying. The interchangeable core was later adopted by commercial lock manufacturers worldwide, including Schlage, Kaba Ilco, and Yale.