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The Pro2A Tactical Left-Handed 16-inch 7.62x39mm Non-Reciprocating (NR) Side Charging Complete Upper Kit packages full ballistic velocity, standard rifle non-NFA compliance, advanced ergonomics, and true southpaw handling into a streamlined conversion bundle. Hand-assembled and quality verified in Georgia, this package includes everything required to convert a standard stripped lower receiver into a custom-tier 7.62x39mm rifle platform. By grouping a factory-headspaced left-hand ejection side-charging receiver assembly with a perfectly paired side-charging bolt configuration, full lower parts kit, and an adjustable stock assembly, it erases third-party component troubleshooting out of the box.
| Upper Receiver | Patented Gibbz Arms G4 Billet Aluminum Non-Reciprocating Side Charging Upper Receiver, Left Hand Ejection, M4 Feed Ramps (Type III Hardcoat Anodized) |
| Charging System | Right-Side Non-Reciprocating Charging System (Static Handle Design) for Left-Eject Configuration |
| Barrel Length & Profile | 16-Inch Medium Profile |
| Caliber | 7.62x39mm |
| Twist Rate | 1:10 Twist |
| Barrel Material | 4150 Chrome Moly Vanadium Steel with Premium Corrosion-Resistant Melonite Finish |
| Gas System Length | Carbine Length Direct Impingement with 0.750 Low-Profile Gas Block |
| Handguard | 12 Inch Free Float Slim Profile M-LOK Rail System with Picatinny Top Rail |
| Muzzle Thread & Device | 5/8x24 Thread Pitch A2 Flash Hider |
| Bolt Carrier Group | Left Hand Side Charging Bolt Carrier Group, Full Auto M16 Profile, Nitride Finish, Enhanced Firing Pin, 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 Polymer M4 Stock |
Running a standard right-ejecting rifle platform with large-bore ammo like the 7.62x39 cartridge often forces left-handed operators to breathe in exhausting port gases or deal with stray brass crossing their field of vision. The Pro2A Left Hand 16" NR Side Charging Upper Kit addresses these layout limitations completely by pairing a factory-headspaced left-hand bolt carrier group configuration with an enhanced feed ramp geometry and extended firing pin explicitly optimized for flawless cyclic reliability with hard primers. The static side-charging handle yields crucial clearance for modern, oversized optics while significantly improving operational leverage from prone or benched shooting stances. It is the definitive choice for operators looking for full rifle-length large-bore dominance on a turnkey package.
| SKU | P2ALNRX39GFS12CAR16-TK-KIT |
|---|---|
| Barrel Length | 16 inch |
| Rifle Caliber | 7.62x39 |
| Manufacturer | Pro2A Tactical |