Guntec USA has been manufacturing AR-15, AR-308 and AR 9mm accessories since 1989. Our goal is to distribute excellent quality, at an economical value.
Receiver
- US Made
- .223 / 5.56 Cal
- Manufactured From Solid Block Of Billet Aluminum
- Will Match Up With Any Brand Lower Receiver
- T6 6061 Billet
- M4 Feed Ramp
- Accepts Mil-Spec Ejection Port Door Kit And Forward Assist Kit (Not Included)
- 1913 Picatinny Rail Flat Top
- Cerakote Flat Dark Earth Finish
- Slim Profile Shell Deflector
Handguard
- US Made
- Ultra Lightweight
- M-Lok System
- 10″ Length
- T6 Aluminum Body
- Rail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 Screws
- Heavy Duty
- Internal Diameter: 1.34″
- Cerakote Flat Dark Earth Finish
- Proprietary Barrel Nut Included
- Tight Fit Up Against Receiver, Which Allows For A Monolithic Top Rail
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Phil –
The AR-15 Stripped Billet Upper Receiver & 10” Ultralight Series M-Lok Handguard Combo Set in Flat Dark Earth offers a fantastic upgrade for anyone looking to build or enhance their AR-15. The quality of the billet upper is immediately noticeable — it’s solid, precisely machined, and feels incredibly durable, yet lightweight enough to keep your rifle agile. The FDE finish adds a sleek, tactical appearance that complements various build themes and makes the firearm stand out in a subtle way.
The design of the handguard is particularly impressive. The 10-inch length strikes an excellent balance, providing ample space for accessories without adding unnecessary bulk. The M-Lok system is smooth to work with and allows for versatile customization, which is a big plus. I found the surface finish on both parts to be clean and even, with no burrs or rough edges, reflecting excellent craftsmanship typical of American-made accessories.
Installation was straightforward, thanks to the high-quality machining and tight fitting parts. The upper receiver’s fit onto the lower was perfect — no wobble or play — which adds to the overall feel of quality and confidence in the build. The flat dark earth color matches well with other tactical gear and adds a professional, understated look to my rifle.
Value-wise, this combo set is a strong contender. Similar products can be quite costly, but being made in the USA and having such high-grade materials gives it a good bang for the buck. Plus, knowing it’s manufactured domestically adds to the confidence in durability and support.
Overall, the combination has significantly enhanced both the functionality and aesthetics of my build. The lightweight design improves handling without sacrificing strength, making it suitable for both service and recreational shooting. Whether you’re a seasoned builder or a hobbyist upgrading your AR platform, this set is worth considering. For those who prioritize quality, craftsmanship, and American manufacturing, this combo set offers a reliable and attractive option. Definitely recommended for anyone looking to improve their rifle with a premium set of accessories.