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.
- All US Made
- .308 Gen 2 Complete Upper Receiver
- Charging Handle
- Nut & Hardware (GT-10MLK-308)
- Micro Flash Cone (5/8 x 24)
- Kit Does Not Come Assembled
- .308 Complete BCG
- Forward Assist Assembly
- Carbine Length Gas Tube
- 10.5″ .308 1:10 Twist 4150 Barrel
- .308 Ejection Door Assembly
- US 10″ Ultralight Series M-LOK Handguard With Barrel
- DPMS Low Profile Spec
- Steel Low Pro .750 Gas Block
- 5/8 x 24 Crush Washer
Ronald –
This AR .308 Cal Complete Pistol Upper Kit from guntecusa.com truly stands out as a top-tier upgrade for any serious firearm enthusiast. From the moment it arrived, the build quality and attention to detail were immediately apparent. The machining is precise, with smooth finishes and tight tolerances that speak to American craftsmanship at its best.
One of the features I appreciate most is the balance between performance and value. It’s clear this upper kit was designed with durability in mind — the barrel, handguard, and receiver components all feel solid and robust, ready to withstand regular shooting sessions. The design is sleek, yet functional, giving it a modern aesthetic that complements any AR-style build.
Installation was straightforward, thanks to clear instructions and compatible parts. After assembly, the fit was perfect, with no annoying gaps or looseness. During testing at the range, the performance was impressive — consistent accuracy, minimal recoil, and reliable cycling. The gas system was well-calibrated, which added to the comfort of shooting, especially when considering rapid fire or extended sessions.
What sets this product apart is undoubtedly the quality of the materials used. Being an American-made accessory, it reflects high standards and a commitment to quality. The upper kit also offers versatility; whether you’re building a new firearm or replacing parts on an existing one, it’s a reliable choice. Plus, the attention to detail like the threaded barrel and the compatibility with various add-ons makes it quite adaptable.
Overall, it feels like a worthwhile investment for anyone looking to enhance their AR-308 platform with durable, precision-made components. It’s a solid choice for both enthusiasts and professionals who demand performance and longevity from their firearms accessories. While it’s priced competitively, the true value lies in its reliability and craftsmanship.
If you’re considering upgrading or building a new AR-308 pistol, this complete upper kit is definitely worth checking out. It delivers quality without compromise and appears built to last through many shooting seasons. Highly recommended for those who prioritize American engineering and want a dependable, high-performance component.
Ross Sherman –
This AR .308 Cal Complete Pistol Upper Kit from guntecusa.com truly stands out as a top-tier upgrade for any serious firearm enthusiast. From the moment it arrived, the build quality and attention to detail were immediately apparent. The machining is precise, with smooth finishes and tight tolerances that speak to American craftsmanship at its best.
One of the features I appreciate most is the balance between performance and value. It’s clear this upper kit was designed with durability in mind — the barrel, handguard, and receiver components all feel solid and robust, ready to withstand regular shooting sessions. The design is sleek, yet functional, giving it a modern aesthetic that complements any AR-style build.
Installation was straightforward, thanks to clear instructions and compatible parts. After assembly, the fit was perfect, with no annoying gaps or looseness. During testing at the range, the performance was impressive — consistent accuracy, minimal recoil, and reliable cycling. The gas system was well-calibrated, which added to the comfort of shooting, especially when considering rapid fire or extended sessions.
What sets this product apart is undoubtedly the quality of the materials used. Being an American-made accessory, it reflects high standards and a commitment to quality. The upper kit also offers versatility; whether you’re building a new firearm or replacing parts on an existing one, it’s a reliable choice. Plus, the attention to detail like the threaded barrel and the compatibility with various add-ons makes it quite adaptable.
Overall, it feels like a worthwhile investment for anyone looking to enhance their AR-308 platform with durable, precision-made components. It’s a solid choice for both enthusiasts and professionals who demand performance and longevity from their firearms accessories. While it’s priced competitively, the true value lies in its reliability and craftsmanship.
If you’re considering upgrading or building a new AR-308 pistol, this complete upper kit is definitely worth checking out. It delivers quality without compromise and appears built to last through many shooting seasons. Highly recommended for those who prioritize American engineering and want a dependable, high-performance component.