Guntec USA AR-15 Stripped Billet Upper Receiver w/7in Ultralight Series M-Lok Handguard Flat Dark Earth. . Established by using several of the very most sturdy and long lasting resources available these AR15 Upper Receivers by Guntec USA offers you an item which gives you years of dependability. Guntec USA has been making high-quality products for a number of years and the Guntec USA AR-15 Stripped Billet Upper Receiver w/Ultralight Series M-Lok Handguard is their particular means of showing you just how much they care. At OpticsPlanet we ensure that it is our responsibility to get the best solution for all of your specifications and showcasing the Guntec USA AR-15 Stripped Billet Upper Receiver w/Ultralight Series M-Lok Handguard is a thing that we're happy to offer. Specifications for Guntec USA AR-15 Stripped Billet Upper Receiver w/Ultralight Series M-Lok Handguard: Manufacturer: Guntec USA Finish: Anodized Fabric/Material: T6 Aluminum Caliber: 5.56x45mm NATO .223 Remington Gun Model: AR-15 Package Contents: Guntec USA AR-15 Stripped Billet Upper Receiver w/Ultralight Series M-Lok Handguard What firearm models does the manufacturer say Guntec USA AR-15 Stripped Billet Upper Receiver w/Ultralight Series M-Lok Handguard is compatible with? The manufacturer suggests that Guntec USA AR-15 Stripped Billet Upper Receiver w/Ultralight Series M-Lok Handguard is compatible with AR-15Guntec USA GT-UPPER-SET-FDE-7MLK: Stripped Upper Receiver AR-15 .223/5.56 7 inch Ultralight Series M-LOK Handguard Flat Dark Earth