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 In Scottsdale, Arizona
- 1913 Picatinny Rail Flat Top
- M4 Feed Ramp
- Accepts Mil-Spec .308 Cal Ejection Port Door Kit And Forward Assist Kit (Not Included)
- .308 Cal
- DPMS Low Spec Rail Height
- Anodized Black Finish
- Slim Profile Shell Deflector
- T6 6061 Billet
- Manufactured From Solid Block Of Billet Aluminum
- Will Match Up With Any Brand Lower Receiver
Handguard
- 15″ Ultra Lightweight Handguard
- US Made
- T6 Aluminum Body
- Proprietary Barrel Nut Included
- Rail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 Screws
- .308 Caliber
- Anodized Black Finish
- Total Weight Including Barrel Nut Is 14.8 oz
- Heavy Duty
- Tight Fit Up Against Receiver, Which Allows For A Monolithic Top Rail
- DPMS Low Profile Spec
- Ultra Lightweight
- 15″ Length
- M-LOK System
- Internal Diameter: 1.48″
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John Moss –
The AR .308 Cal Stripped Billet Upper Receiver & 15” Ultralight Series M-LOK Handguard Combo Set in anodized black truly stands out for anyone serious about assembling a high-quality AR-10 platform. From the moment I handled this set, the craftsmanship was immediately evident. The billet upper is solid and precisely machined, giving off a feeling of durability and finesse that’s often hard to find at this price point. The anodized black finish is smooth and uniform, providing excellent corrosion resistance and a sleek, professional look.
The fit and finish on both the upper receiver and the handguard exceeded my expectations. Milled edges and tight tolerances mean that installation was straightforward, with minimal adjustments needed. The 15-inch ultralight handguard is a real feature highlight—lightweight but robust, with plenty of M-LOK slots that allow for versatile accessories placement. It’s a perfect choice for someone looking to reduce weight without sacrificing strength or modularity.
One aspect that really impressed me is the attention to detail in the design. The upper’s surface is smooth, with no sharp edges or machining marks, indicative of quality American manufacturing. The lightweight construction doesn’t mean it compromises on strength; my build feels solid, and recoil management remains consistent. The M-LOK slots are implemented cleanly, and the handguard maintains stability even after mounting accessories.
This combo set certainly offers good value for builders aiming for a reliable, attractive rifle setup. It’s an ideal upgrade or foundation piece for a precision or tactical build. The black anodizing not only looks sharp but also provides an excellent surface for future refinishing if desired.
Overall, this set from Guntec USA is a smart choice for enthusiasts who prioritize quality, lightweight design, and American craftsmanship. While it’s on the higher end of some budgets, the quality and finish justify the investment. For anyone assembling or upgrading an AR-10 or 308 platform, I’d confidently recommend giving this combo set a close look. It’s a reliable, well-made product that elevates the overall aesthetics and functionality of the firearm.
Mitch Sharp –
The AR .308 Cal Stripped Billet Upper Receiver & 15” Ultralight Series M-LOK Handguard Combo Set in anodized black truly stands out for anyone serious about assembling a high-quality AR-10 platform. From the moment I handled this set, the craftsmanship was immediately evident. The billet upper is solid and precisely machined, giving off a feeling of durability and finesse that’s often hard to find at this price point. The anodized black finish is smooth and uniform, providing excellent corrosion resistance and a sleek, professional look.
The fit and finish on both the upper receiver and the handguard exceeded my expectations. Milled edges and tight tolerances mean that installation was straightforward, with minimal adjustments needed. The 15-inch ultralight handguard is a real feature highlight—lightweight but robust, with plenty of M-LOK slots that allow for versatile accessories placement. It’s a perfect choice for someone looking to reduce weight without sacrificing strength or modularity.
One aspect that really impressed me is the attention to detail in the design. The upper’s surface is smooth, with no sharp edges or machining marks, indicative of quality American manufacturing. The lightweight construction doesn’t mean it compromises on strength; my build feels solid, and recoil management remains consistent. The M-LOK slots are implemented cleanly, and the handguard maintains stability even after mounting accessories.
This combo set certainly offers good value for builders aiming for a reliable, attractive rifle setup. It’s an ideal upgrade or foundation piece for a precision or tactical build. The black anodizing not only looks sharp but also provides an excellent surface for future refinishing if desired.
Overall, this set from Guntec USA is a smart choice for enthusiasts who prioritize quality, lightweight design, and American craftsmanship. While it’s on the higher end of some budgets, the quality and finish justify the investment. For anyone assembling or upgrading an AR-10 or 308 platform, I’d confidently recommend giving this combo set a close look. It’s a reliable, well-made product that elevates the overall aesthetics and functionality of the firearm.