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Heavy Duty Locks
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Heavy Duty Grade 1 Commercial Locks
The toughest locks for heavy-duty commercial applications. Our locks are easy to service and maintain, and offer a wide range of styles and finishes to fit your project needs. Our Heavy Duty Locks get the job done with tough, dependable ANSI Grade 1 ratings designed for use in schools, hospitals, offices, retail spaces, and colleges and universities.
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Have any questions or concerns?
For inquiries or concerns regarding Mechanical Locks:
 
Customer Care, Sales and Technical Support
877-671-7011
Schlage Heavy Duty Locks
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L-Series Locks
L-Series Locks are built to withstand the rigors of daily use
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ND-Series Locks
The toughest cylindrical lock for heavy-duty commercial applications
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D-Series Locks
The D-Series gets the job done
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B-Series Locks
Auxiliary locks for added security