Quality Focus 

Since our inception, our commitment to quality, value, and customers' needs form the core values at GMS.

Our Products   

Product development and industry innovation are GMS's commitments to our valued customers. Check out our interchangeable cores, rim cylinders, and other security products.

A Perfect Fit   

Our commitments to value, quality, and customers' needs form the core values of GMS.  


Our Mission    

Our aim is to be the preferred brand for lock cylinders and related products by distributors and end-users.  

  • overall customer rating

We strive to operate in a respectful, honest and forthright manner with customers, suppliers, employees and other stakeholders in the company. Check out our product line here.


Our commitments to quality, value, and customers' needs are the core values at GMS. Since inception, our business and reputation has been built on manufacturing the highest quality, most reliable products in the industry. With unwavering attention to detail, and meeting OEM specifications, we strive to make our products "The Perfect Fit" for all applications where our customers use our cylinders.

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