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Squeeze every single foot-per-second of velocity potential out of Hornady's advanced cartridge while unlocking unparalleled flat-shooting consistency on long-range small-frame builds, completely eliminating individual component matching guesswork. The PRO2A 24" 22 ARC Rifle Length NR Side Charging Melonite M-LOK Upper Kit provides an all-inclusive rifle completion package engineered explicitly to maximize the hyper-velocity attributes and high ballistic coefficients of Hornady's 22 Advanced Rifle Cartridge (ARC) while upgrading your manual weapon manipulation speed. Shifting away from a traditional rear charging design, it implements a left-side non-reciprocating side charging handle layout that remains completely stationary while live rounds cycle, preserving absolute shooting safety and protecting the operator's forward support hand grip. Constructed around a premium billet aluminum receiver with a right-side ejection layout, this system houses an extended 24-inch 4150 CMV heavy profile barrel. The aggressive 1:7 twist rate provides immaculate rotational stabilization for long, heavy, high-BC bullets over extreme distances under intense crosswinds. Operating on a tuned rifle-length gas system to ensure highly regulated gas pressures, optimal dwell times, and soft mechanical tracking, this turn-key platform arrives completely paired with a matching side-charge type 2 bolt carrier group, full lower parts conversion kit, and an adjustable stock assembly. Drop these components into your standard stripped lower receiver to finish your ultimate target precision or hunting machine.
| Upper Receiver | Patented Gibbz Arms G4 Billet Aluminum, Non-Reciprocating Left-Side Charging Configuration, Right-Hand Ejection Port, Type III Hardcoat Anodized Black |
|---|---|
| Charging Handle | Left-Side Non-Reciprocating Charging Handle (Stays static when firing) |
| Bolt Carrier Group | Milspec Side-Charging M16 Full Auto Profile, 22 ARC / 6.5 Grendel Type 2 Face Configuration, QPQ Nitride/Melonite Treated, MPI Tested, 8620 Carrier with 9310 Steel Bolt |
| Barrel Length & Profile | 24-Inch Heavy Contour |
| Caliber | 22 ARC (Advanced Rifle Cartridge) |
| Twist Rate | 1:7 Twist (Highly optimized for standard to heavy match and hunting projectiles) |
| Barrel Material | 4150 Chrome Moly Vanadium Steel with QPQ Melonite Nitride Finish |
| Gas System | Rifle Length Direct Impingement with Low-Profile Gas Block |
| Handguard | 15-Inch Free Float Slim Profile M-LOK Handguard Rail System |
| Muzzle Device | Standard A2 Flash Hider, 1/2x28 Thread Pitch |
| Lower Parts Kit | Complete AR-15 Lower Parts Kit (LPK) including Pivot/Takedown Pins, Bolt Catch, Magazine Catch, Springs, Detents, Standard Pistol Grip, and Mil-Spec Fire Control Group (Trigger & Hammer Assembly) |
| Stock Assembly | M4 Carbine Adjustable Buttstock, 6-Position Mil-Spec Buffer Tube (Receiver Extension), Carbine Recoil Buffer, and Spring |
The 22 ARC turns the standard small-frame AR-15 platform into a legitimate 1,000-yard competitor, but adjusting your weapon configuration shouldn't force you to break your cheek weld or target focus. Pro2A Tactical removes precision construction variables by providing a fully matched side-charging upper block, an internal 24-inch Melonite core barrel, a high-pressure type 2 bolt carrier group, and an all-inclusive rifle-length stock bundle in one cohesive package. This premium, American-made assembly delivers elite ergonomic handling, flat paths, and superior field reliability right out of the box.
| SKU | P2ANR22ARCAX15RIF24-HT-KIT |
|---|---|
| Barrel Length | 24 inch |
| Rifle Caliber | 22 ARC |
| Manufacturer | Pro2A Tactical |