Lewis Machine & Tool Company

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Enhanced Bolt Carrier Groups 

  • L7PCF16


    CQB MRP® Piston Conversion Kit 5.56 16" Barrel, Full Auto.
  • L7PCS16


    CQB MRP® Piston Conversion Kit 5.56 with16" Barrel & Semi Auto Bolt Carrier.


 Lewis Machine & Tool Company (LMT®) was founded in 1980 to provide the US military, law enforcement and government agencies with high quality weapons, components, and modular weapon systems. Since the beginning, the LMT® mission has been to meet their customer's expectations of quality, price and delivery of precision machined parts, weapon systems, assemblies and engineering services. In their years of doing business in Milan, Illinois, LMT® has always been environmentally responsible, as well as working to become an asset of their community while providing their employees with a rewarding and challenging work place. [more]