Guntec USA AR9 Stripped Billet Upper | 9mm | Black

The GUNTEC AR9 stripped billet upper receiver is a 9mm-capable upper machined from 6061-T6 billet aluminum and finished in black anodize. It features a smooth slab-side design with a flat top 1913 Picatinny rail for optics and accessories. This unit ships as a stripped upper receiver intended to mate with compatible AR-15 lowers and 9mm parts kits.

Common uses include range training and pistol-caliber competition builds where a compact, lightweight upper is desired. It also suits custom AR9 or pistol-caliber carbine projects where a billet appearance and precise fit are priorities.

Product Specifications

• The manufacturer is listed as Guntec USA.
• The model/name is GUNTEC AR9 STRIPPED BILLET – UPPER RECEIVER BLACK.
• The caliber is specified as 9mm Luger.
• The material is T6 6061 billet aluminum.
• The finish style is anodized.
• The rail type is a flat top 1913 Picatinny rail.
• The color is listed as 9MM BILLET FLAT TOP BLACK.
• The product dimensions are 1.95 x 3.80 x 9.40 inches.
• The height is 1.9500 inches.
• The width is 3.8000 inches.
• The length is 9.4000 inches.
• The unit is noted as compatible with AR-15 lowers: Yes.
• Other features include being manufactured from a solid block of billet aluminum.
• The product is marked as Made in the USA.
• The UPC is 714569646493.

This stripped billet upper pairs traditional AR ergonomics with a 9mm pistol-caliber configuration, offering a clean slab-side look and a full-length Picatinny top for optics and back-up sights. The billet construction gives good machining tolerance and a consistent fit for custom builds and conversions.