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
- 9mm Upper Receiver
- US 4″ Ultralight Series M-LOK Handguard With Barrel Nut & Hardware (GT-4MLK)
- 1/2 X 36 9MM Gen 2 Slip Over Socom Style Fake Suppressor (SOCOM-MINI-9)
- Everything Except The Lower Is Included In This Kit
- Kit Does Not Come Assembled
- 9mm Complete BCG
- 5.5″ 9mm 1:10 Twist Contour 4150 Barrel
- Pistol Buffer Tube Kit With 9mm Buffer And Spring (ARPISTUBE-9)
- Anodized Black Finish on Aluminum Parts
- Complete Upper Kit Contains:
- Mil-Spec Charging Handle
- Crush Washer
- Complete Lower Parts Kit
- AR-15 “TAP” Pistol Grip – Tactical Assault Polymer Grip (ARGRIP-TAP)
Andy Snyder –
The AR-15 9mm Cal Complete Pistol Kit with the 4″ Ultralight M-LOK Handguard truly stands out as a well-thought-out package for enthusiasts looking to build a reliable and versatile pistol. From the moment you handle it, the quality of craftsmanship is evident—everything feels solid, precise, and ready for serious use. The American-made components give a level of confidence that this kit is built to last and perform under demanding conditions.
The 4″ ultralight M-LOK handguard strikes an excellent balance between portability and functionality. It’s lightweight without sacrificing durability, making it ideal for quick handling or even a compact home defense setup. The finish on the handguard and the rest of the kit appears durable, resistant to scratches and corrosion—important features for firearms accessories that are designed to withstand regular use.
Assembly instructions included with the kit are straightforward, and the fitment of all parts was seamless. The included components mesh well together, and the kit provides a nice platform to customize with accessories—thanks to the M-LOK system, attaching lights, grips, or other attachments is simple and secure. It also offers good value, considering the quality of the parts and the confidence of sourcing from a reputable US manufacturer like Guntec USA.
Functionality-wise, this 9mm pistol kit offers smooth operation and reliable feeding, which is crucial for being confident in defensive or range scenarios. The compact size and lightweight design make it pleasant to shoot, especially over extended periods. The design maintains a sleek profile without compromising on ergonomics or grip stability, which is a plus for both beginners and experienced shooters.
Overall, this complete pistol kit is a solid investment for anyone looking to build a custom 9mm AR with American-made quality. Whether for range use, training, or personal defense, it’s a versatile choice. The only caution might be for those new to assembling firearms—taking the time to follow instructions carefully ensures flawless operation. With its combination of quality, practicality, and value, I’d recommend it to anyone wanting to create a reliable, lightweight AR-15 pistol ready for many future adventures.
Clay Gregory –
Absolutely impressed with the AR-15 9mm Cal Complete Pistol Kit featuring the 4″ Ultralight M-LOK Handguard. As an avid firearm enthusiast and collector, I’ve handled quite a few AR-15 builds over the years, but this kit stands out for its craftsmanship and attention to detail. The quality of the components truly reflects American manufacturing at its best—robust, reliable, and built to last.
The first thing that caught my eye was the lightweight design, especially with the ultralight M-LOK handguard. It significantly reduces overall weight without compromising strength or stability, making it perfect for maneuverability and quick handling. The fit and finish are top-notch, with tight tolerances that speak to the quality control standards. The handguard also provides excellent platform options for attaching accessories, which is a huge plus.
Installation was straightforward, thanks to the well-thought-out kit that includes everything needed for a complete build. The components feel solid, and the materials used have a high-end feel—no cheap or flimsy parts here. The 9mm caliber, combined with the compact 4-inch barrel, offers a nice balance of power and portability. It’s ideal for home defense, range time, or just adding to a collection of unique and functional firearms.
What really stands out is the overall value. For a complete kit that boasts American-made quality, it’s a great deal. The design is sleek and modern, yet practical, with a focus on performance. The compatibility with AR-15 platforms makes customization easy, allowing me to tailor it to specific needs or aesthetics.
In terms of performance, the kit shot smoothly out of the box, with minimal fouling or jams after several hundred rounds. It’s clear the manufacturer put effort into creating a reliable, accurate pistol that can handle regular use without fuss.
In summary, the AR-15 9mm Cal Complete Pistol Kit with the 4″ Ultralight M-LOK Handguard is a fantastic option for enthusiasts seeking a high-quality, versatile build. Whether you’re looking to add a compact pistol to your collection or enjoy a reliable firearm for various applications, this kit delivers on all fronts. Highly recommended for anyone who appreciates American craftsmanship and wants to invest in a well-made, functional firearm.