Miscellaneous Upper Receivers/Conv Kits

The 9mm AUG Police training kit was developed to allow Austrian Police units to train with their AUGs using 9mm ammunition while maintaining the same feel and manual of arms as their 5.56x45mm duty setups. Great for training, plinking, or defense, this...

Barrett Mrad Barrel Conversion Kit, 6.5 Creedmoor, 24" Fluted Barrel, 10rd Magazine 18529

The groundbreaking MCR (Mission Configurable Rifle) belt-fed upper receiver assembly is designed to interchange with standard AR/M4 type uppers and readily fits any MIL-Spec lower receiver without permanent modification to the host lower, and is rearward...

Savage Firearms Single Shot Adapter are designed for all Savage Axis & 110 models with factory flush fit magazines. The Single Shot Adaptor is to be used in place of the factory magazine to limit the rifle to being a single shot. Simply replaces the...

Savage Firearms Single Shot Adapter are designed for all Savage Axis & 110 models with factory flush fit magazines. The Single Shot Adaptor is to be used in place of the factory magazine to limit the rifle to being a single shot. Simply replaces the...

Sons Of Liberty Gun Works East India Starter Kit, Complete Upper Receiver, 556nato, 16" Barrel, Mid Length Gas System, Fits Ar-15, Qpq Finish, Black Eic-16-chf-556

Lantac barrels are manufactured to the highest level of accuracy during the machining process. Each barrel is chambered and head spaced to a master bolt face with barrel extension individually matched to each barrel too. The barrel blanks are precision...

The proprietary UXR, or User XChange Rifle, is the pinnacle of firearm innovation. This revolutionary system offers unmatched modularity and performance. The patent-pending XCHANGE system allows the shooter to quickly convert to alternate calibers on the...

SilencerCos AR-15 upper receiver is made from billet 7075-T6 aluminum, it is precision machined for compatibility with all of your preferred parts. With the SilencerCo billet AR-15 upper receiver, you get the materials, finish, and features you want and...

The Non-Reciprocating Charging Handle (NRCH) assembly upgrade kit gives current FN SCAR Owners even more adaptability and modularity for their rifles with new, nonreciprocating, dual charging handles, enabling any shooting position, grip style or optic...

Manufactured with confidence and without compromise, the Super Duty MOD1 adds value to the platform while continuing the reputation for excellence. All of these technologies and advancements combine to bring to market a true next-gen upper for the AR-15...

The OOW 240P-SLR is a belt-fed, air cooled Rifle, capable of sustained and accurate fire while using a shorter and lighter barrel, M4 style collapsible stock, removable lightweight bipod and a foregrip due to the new bottom picatinny rail. This...

The groundbreaking MCR (Mission Configurable Rifle) belt-fed upper receiver assembly is designed to interchange with standard AR/M4 type uppers and readily fits any MIL-Spec lower receiver without permanent modification to the host lower, and is rearward...

The proprietary UXR, or User XChange Rifle, is the pinnacle of firearm innovation. This revolutionary system offers unmatched modularity and performance. The patent-pending XCHANGE system allows the shooter to quickly convert to alternate calibers on the...

Barrett Mrad Barrel Conversion Kit, 338lap, 26, 10rd 19149

The proprietary UXR, or User XChange Rifle, is the pinnacle of firearm innovation. This revolutionary system offers unmatched modularity and performance. The patent-pending XCHANGE system allows the shooter to quickly convert to alternate calibers on the...

Lantac Usa Llc Sf15 Recon, Complete Upper Receiver, 223 Wylde, 16" Barrel, Fits Ar15, Anodized Finish, Black 01-fa-223-recon-uprModel: ReconFinish/Color: AnodizedFit: AR-15Caliber: 223 Wylde

Barrett Mrad Barrel Conversion Kit, 308 Winchester, 24" Fluted Barrel, 10rd Magazine 18527

Lantac Usa Llc Sf 15 Dmr, Complete Upper Receiver, 223 Wylde, 18" Barrel, Fits Ar15, Anodized Finish, Black 01-fa-223-dmr-uprModel: DMRFinish/Color: AnodizedFit: AR-15Caliber: 223 Wylde

Advantage Arms Conversion Kit: Convert your 9mm/.40 S&W Glock down to 22lr so trips to the range dont break the bank. The MOD-CA series is meant to fit Glock 17/22 Gen 4 and includes two 10 round magazines, a range bag, and a recessed cut for a variety...