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
- 1913 Picatinny Rail Flat Top
- Anodized Green Finish
- Slim Profile Shell Deflector
- .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)
Handguard
- US Made
- Total Weight Including Barrel Nut Is 10.8 Oz
- Tight Fit Up Against Receiver, Which Allows For A Monolithic Top Rail
- Internal Diameter: 1.34″
- T6 6061 Billet
- Ultra Lightweight
- M-LOK System
- 15″ Length
- Anodized Green Finish
- Proprietary Barrel Nut Included
- Rail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 Screws
- Heavy Duty
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Jet –
The AR-15 Stripped Billet Upper Receiver 15″ Ultralight Series M-LOK Handguard Combo Set in Anodized Green really caught my eye when browsing for high-quality upgrades. The craftsmanship on the upper receiver feels solid and precise, showcasing the premium billet construction that’s evident even upon handling. It’s clear that this is not just a standard piece but a carefully designed component made in the USA, emphasizing durability and excellence.
The anodized green finish adds a distinctive, military-inspired look that stands out without being overly flashy. I’ve owned quite a few AR-15 parts, and this set’s finish has held up well after several range trips—no scratches or fading, which is often a concern with colored anodizing. The anodize process seems to be of good quality, enhancing both appearance and corrosion resistance.
The 15-inch ultralight series M-LOK handguard is a highlight. It’s lightweight yet feels incredibly sturdy, providing ample space for attaching accessories without adding bulk or weight to the rifle. The M-LOK slots are neatly machined, offering secure mounting options for lights, grips, or bipods. The design balances form and function perfectly, making the entire assembly feel streamlined and balanced in hand.
Installation was straightforward, fitting snugly onto the upper receiver without any issues—a testament to the precision machining standards. The combo set is a great value, delivering a premium, well-matched pairing that elevates the overall look and performance of my build. The quality control appears consistent, which is reassuring when investing in a product of this caliber.
Overall, this combo set from Guntec USA offers exceptional quality, thoughtful design, and a unique aesthetic that doesn’t compromise on performance. It’s a smart choice for anyone looking to build or upgrade their AR-15 with American-made accessories that combine style with function. While it’s a bit of an investment, the durability and visual appeal make it a worthwhile addition for serious enthusiasts. Certainly recommend it to those who want a reliable, visually striking component for their build.
Samuel –
The AR-15 Stripped Billet Upper Receiver 15” Ultralight Series M-LOK Handguard Combo Set in anodized green truly stands out as a top-tier upgrade for any serious builder or enthusiast. The quality of the billet upper is immediately apparent—solid, precisely machined, and finished with impressive attention to detail. It fits seamlessly with my other components, underscoring the craftsmanship that went into manufacturing this piece.
What caught my attention initially was the sleek anodized green finish. Not only does it add a distinctive look to my build, but it’s also durable and resistant to scratches and wear. The weight reduction offered by this ultralight series is appreciable; handling feels much more responsive, especially during extended range sessions or drills. The 15-inch handguard, with M-LOK slots along the length, provides excellent versatility for mounting accessories without adding unnecessary bulk.
The handguard’s design allows for clean, secure attachment points that don’t compromise the overall aesthetic. I’ve mounted lights, grips, and suppressors with ease, thanks to the well-designed M-LOK system. It’s clear that this combo set was built with both form and function in mind, giving my AR-15 a sharp, tactical look while enhancing ergonomics and modularity.
Installation was straightforward, thanks to the high-quality machining and tight-fitting tolerances. Everything snaps into place securely, and the set came with all necessary hardware—saving me time and hassle. After a few hundred rounds, the finish and structural integrity remain flawless; it’s evident that this French-bleed product is meant to endure tough shooting conditions.
From a value standpoint, it’s an investment that pays off for those seeking durability, style, and enhanced performance. The anodized finish and precision machining reflect a commitment to quality that’s often missing in lower-cost alternatives.
For anyone looking to upgrade their AR-15 with a lightweight, durable, and visually striking component, this combo set is an excellent choice. The combination of American craftsmanship, practical design, and aesthetic appeal makes it a worthwhile addition to any build. While it’s priced at a premium, the reliability and style it offers truly justify the investment—especially for collectors and shooters who appreciate quality. Highly recommend it for those wanting to elevate both the look and function of their firearm.
Michal –
The AR-15 Stripped Billet Upper Receiver 15″ Ultralight Series M-LOK Handguard Combo Set in Anodized Green really caught my eye when browsing for high-quality upgrades. The craftsmanship on the upper receiver feels solid and precise, showcasing the premium billet construction that’s evident even upon handling. It’s clear that this is not just a standard piece but a carefully designed component made in the USA, emphasizing durability and excellence.
The anodized green finish adds a distinctive, military-inspired look that stands out without being overly flashy. I’ve owned quite a few AR-15 parts, and this set’s finish has held up well after several range trips—no scratches or fading, which is often a concern with colored anodizing. The anodize process seems to be of good quality, enhancing both appearance and corrosion resistance.
The 15-inch ultralight series M-LOK handguard is a highlight. It’s lightweight yet feels incredibly sturdy, providing ample space for attaching accessories without adding bulk or weight to the rifle. The M-LOK slots are neatly machined, offering secure mounting options for lights, grips, or bipods. The design balances form and function perfectly, making the entire assembly feel streamlined and balanced in hand.
Installation was straightforward, fitting snugly onto the upper receiver without any issues—a testament to the precision machining standards. The combo set is a great value, delivering a premium, well-matched pairing that elevates the overall look and performance of my build. The quality control appears consistent, which is reassuring when investing in a product of this caliber.
Overall, this combo set from Guntec USA offers exceptional quality, thoughtful design, and a unique aesthetic that doesn’t compromise on performance. It’s a smart choice for anyone looking to build or upgrade their AR-15 with American-made accessories that combine style with function. While it’s a bit of an investment, the durability and visual appeal make it a worthwhile addition for serious enthusiasts. Certainly recommend it to those who want a reliable, visually striking component for their build.