Guntec USA | AR-15 Stripped Billet Upper | .223/5.56

The Guntec USA stripped billet AR-15 upper receiver is machined from T6 6061 billet aluminum and finished with a black anodized surface. It is built as a flat-top upper with a 1913 Picatinny rail and M4 feed ramps, designed to accept mil-spec ejection port door and forward assist kits. This receiver is intended for custom AR-15 builds and will mate with any brand lower receiver. Typical applications include precision or match-oriented builds and competition or field shooting setups.

Product Specifications

• The receiver is chambered for .223/5.56.
• The material is T6 6061 billet aluminum.
• The rail interface is a 1913 Picatinny flat top.
• The finish style is anodized.
• The type and color are listed as billet flat top black.
• The overall dimension is 2.50 x 3.60 x 8.85.
• The height is 2.5000.
• The width is 3.6000.
• The length is 8.8500.
• The receiver includes an M4 feed ramp.
• The upper accepts mil-spec ejection port door and forward assist kits.
• The design incorporates a slim profile shell deflector.
• This item is manufactured from a solid block of billet aluminum.
• Shipping restriction: NO DIRECT SHIP TO CALIFORNIA.
• The UPC is 714569643614.

This stripped billet upper provides a sturdy, precise foundation for a custom AR-15 build. Its billet construction and mil-spec compatibility make it a sensible choice for shooters assembling a high-quality rifle for range use or competition where consistent fit and durability matter.