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The Pro2A Tactical 22-inch .223 Wylde Non-Reciprocating (NR) Side Charging Complete Upper Kit includes everything required to convert a standard stripped lower receiver into an elite, long-range precision rifle system. Hand-assembled and quality verified in Georgia, this all-in-one conversion package swaps out the traditional rear charging architecture for an advanced, static side-charger mechanism. Paired with a massive, fluted heavy bull barrel to optimize muzzle velocities and manage heat dissipation, this kit comes complete with a matched side-charging bolt group, complete lower parts kit, and stock hardware for true out-of-the-box sub-MOA performance.
| Upper Receiver | Patented Gibbz Arms G4 Billet Aluminum Non-Reciprocating Side Charging Upper Receiver, M4 Feed Ramps (Type III Hardcoat Anodized) |
| Charging System | Left-Side Non-Reciprocating Charging System (Static Handle Design) |
| Barrel Length & Profile | 22-Inch Heavy Bull Barrel Profile with Premium Deep Straight Fluting |
| Caliber | .223 Wylde (Shoots both 5.56 NATO and .223 Rem safely) |
| Twist Rate | 1:7 Twist |
| Barrel Material | 4150 Chrome Moly Vanadium Steel with Premium Corrosion-Resistant Melonite Finish |
| Gas System Length | Rifle Length Direct Impingement with 0.936 Low-Profile Gas Block |
| Handguard | 15 Inch Free Float Slim Profile M-LOK Rail System with Integrated Top Picatinny Rail |
| Muzzle Thread & Device | 1/2x28 Thread Pitch with Target Crown or Custom Heavy Brake |
| Bolt Carrier Group | Milspec M16 Full Auto Profile, 9310 Bolt, 8620 Carrier, Nitride Treated, MPI Tested |
| Lower Parts Kit | Complete AR-15 LPK with Pins, Springs, Detents, Grip, and Polished Mil-Spec Fire Control Group |
| Stock Assembly | Mil-Spec 6-Position Buffer Tube Assembly, Carbine Buffer, Spring, Castle Nut, Endplate, and Adjustable M4 Stock |
Pushing the standard AR-15 layout into true benchrest or varmint application requires absolute structural stability and perfect components matching. The Pro2A 22" .223 Wylde NR Side Charging Upper Kit simplifies this upgrade entirely by mating a factory-headspaced, nitrided bolt carrier group to an ultra-hard Melonite treated barrel. The static side-charging handle yields crucial clearance for large, long-range optics, removing the awkward reach of a traditional rear handle. Built with professional case-hardening surface treatments to preserve bore life and guarantee effortless maintenance, this package transitions empty lowers into purpose-built tactical machines.
| SKU | P2ANR223WAX15RIF22HBB-TK-KIT |
|---|---|
| Barrel Length | 22 inch |
| Rifle Caliber | 223 Wylde |
| Manufacturer | Pro2A Tactical |