MBS mechanical locks incorporate the latest innovations and technologies in design and construction using the highest quality materials. Our locks are not only secure and functional but extremely durable, designed to outlast the doors they are installed on.
Cores & Keys
Whether you prefer the industry standard Small Format Interchangeable Core or the widely accepted Schlage-style Large Format, Marshall Best Security Interchangeable Cores are of the highest quality in a market known for varying degrees of quality. Standard and Premium keyways are fully interchangeable with like keyways on the market. Restricted keyway cores and keys are shipped only to the end user.
Cylindrical | Grade 1
The MB1 heavy-duty cylindrical lockset is one of the most formidable Grade 1 lever cylindricals available. Designed for rugged reliability and long-lasting performance, it is ideally suited for industrial, military, educational and commercial use.
The MBK1 is a robust Grade 1 knob cylindrical designed for rugged reliability and long-lasting performance and is commonly used in military and government facilities.
Cylindrical | Grade 2
The MB2 is a very high end Grade 2 lever cylindrical lockset ideally suited for dormitories, commercial offices, military bases and high-use residential facilities.
The MB2K is a very high end Grade 2 knob cylindrical lockset suitable wherever levers are not required.
MBS Grade 1 Anti-Ligature mortise and cylindrical locksets were developed to address Managed Liability, Accident Prevention, Life Safety and Security in behavioral health care institutions such as psychiatric facilities, addiction treatment centers, juvenile detention homes and VA hospitals. The shape and construction are designed to restrict the attachment of lines, laces, etc. to door knobs and levers.
Marshall Best Security is proud to partner with Alarm Lock for the complete family of Trilogy Prox ID card and Keypad PIN-code access products including the wireless Networx systems.
The MBT Grade 1 Tubular Deadbolt is a perfect match to install above a cylindrical lockset to further secure a door from brute force attack. Designed for rugged reliability and long-lasting performance, it is ideally suited for industrial, military, educational and commercial use. The Grade 2 MBT2 provides a high level of security to areas such as dormitories , commercial offices, military bases and high-use residential facilities.
Z4, Z5 and Z6 padlocks are machined from solid brass and chrome plated for use in even the most adverse weather conditions.
F200 steel case padlocks are precision CNC machined, then hardened and nickel plated for extreme toughness and resistance to the elements. Internal components designed to reduce shimming and pulling.
The GF2 Series interconnected lock brings together the functionality of a cylindrical lock with the security of an auxiliary deadbolt to merge into a complete product with added safety and security that meets a wide range of application needs. By a single action of turning the inside lever, the GF2 Series interconnected lock provides the simultaneous retraction of both deadbolt and latchbolt for immediate exit. Ideal for use in medium and light duty commercial and residential applications.
MBS offers a wide variety of SFIC cabinet locks as well as non-interchangeable utility cylinders.
Whether your facility requires normal door prep or narrow stile, Marshall Best Security Exit Devices provide superior durability for high impact applications such as offices, schools, banks, assisted living facilities and other institutions or commercial buildings.
Marshall Best Security Door Closers are built to last in even the busiest facilities and are designed with the same templates as many other national brands.