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The Pro2A Tactical 12.5-inch 5.56 NATO Non-Reciprocating (NR) Side Charging Complete Upper Kit with Flash Can delivers exceptional tactical ergonomics, advanced blast routing, and optimized recoil management to the AR-15 platform. Hand-assembled and quality verified in Georgia, this premium conversion package features an advanced static side-charging mechanism and a linear muzzle device designed to drive concussive energy safely downrange. Arriving complete with a soft-cycling mid-length gas system, matched side-charging bolt group, full lower parts kit, and complete stock assembly, it takes all the guesswork out of building a premium defensive rifle platform.
| 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 | 12.5-Inch Medium Profile |
| Caliber | 5.56 NATO (Safely processes both 5.56x45mm and .223 Remington) |
| Twist Rate | 1:7 Twist |
| Barrel Material | 4150 Chrome Moly Vanadium Steel with Premium Corrosion-Resistant Melonite Finish |
| Gas System Length | Mid Length Direct Impingement with 0.750 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 TPI Standard Slim Line Aluminum Flash Can |
| Bolt Carrier Group | Complete Bolt Carrier Group (Nitride Processed / Magnetic Particle Inspected) |
| Lower Parts Kit | Complete AR-15 LPK with Pins, Springs, Detents, Grip, and Polished Mil-Spec Fire Control Group |
| Stock Assembly | Pistol Buffer Tube Assembly, Carbine Buffer, Spring, Castle Nut, Endplate, and Adjustable High Density Polymer Blade |
Stepping away from traditional over-gassed carbine setups on short barrels is crucial for structural cycling performance. The Pro2A 12.5" 5.56 NATO NR Side Charging Upper Kit with Flash Can solves these layout limitations entirely by grouping a factory-headspaced nitrided side-charging bolt group with a soft mid-length gas system, a forward-directing muzzle layout, and a complete lower build kit. The static side-charging handle yields crucial clearance for modern, oversized optics while maximizing operational speed from prone or benched positions. Built with professional case-hardening surface treatments to preserve bore life and guarantee effortless maintenance, it is the ultimate option for tactical operators demanding maximum custom-tier rigidity in a turnkey package.
| SKU | P2ANR556AX15MID125CAN-KAK-KIT |
|---|---|
| Barrel Length | 12.5 inch |
| Rifle Caliber | 5.56 NATO |
| Manufacturer | Pro2A Tactical |