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OPTION DETAILS
GAS BLOCK: Standard or Adjustable. Adjustable is a great option if you are using a suppressor or just want to fine tune your system.
Bolt Carrier Group: BCG is Optional. Select Nitride or Nickel Boron if you need a BCG to complete Upper . All our BCGs are M16 Profile, Properly Staked Gas Key, MP Tested, 8620 Carrier, 9310 Bolt. Nitride is a surface hardening process that creates a tough and slick surface. Nickel Boron provides the slickest surface which reduces friction and where dirt does not easily adhere to.
Evolve your rifle setup with ultra-smooth mid-length cycling, an agile profile, and an intuitive manual manual of arms. The PRO2A 14.5" 5.56 NATO Mid-Length Non-Reciprocating (NR) Side Charging Upper Assembly with Flash Can completely modernizes standard AR mechanics by moving operation to an ergonomic left-side charging lever. The handle stays fully stationary while firing, providing a seamless operating zone free from moving external components near your optic space or support grip. Pre-equipped with a slimline tactical flash can, it forces intense muzzle gas concussion and blast pressures straight forward downrange away from the operator. Drops natively onto any standard Mil-Spec lower receiver to anchor a highly mobile personal defense build. Proudly 100% designed, machined, and precision-assembled in the USA.
| Upper Receiver | Gibbz Arms G4 Non Reciprocating Side Charging Billet Aluminum Receiver with Gen 2 Handle, M4 Feed Ramps, Type III Hardcoat Anodized Black |
|---|---|
| Barrel Length & Steel | 14.5 Inch Profile, 4150 Chrome Moly Vanadium Steel, Medium Weight Contour |
| Caliber | 5.56 NATO (Compatible with .223 Remington ammunition) |
| Twist Rate | 1:7 Twist (Optimized to stabilize standard 62gr and heavy 77gr duty ammo) |
| Gas Block | Mid-Length System, Low-Profile Gas Block Machined from 4140 Steel, Stainless Steel Gas Tube |
| Muzzle Device | Standard 1/2-28 Thread Pitch, Pre-Installed Slimline Linear Flash Can |
| Handguard | 15 inch Slim Profile Free-Float M-LOK Handguard, Extended Profile Partially Tucking the Muzzle Device, Machined from 6061-T6 Aluminum |
| Manufacturing Origin | 100% Made in the USA with Pro2A Tactical Lifetime Factory Warranty |
Enthusiasts building an agile, highly adaptable defensive weapon choose this 14.5-inch setup. It yields excellent muzzle velocity and ballistics within an incredibly well-balanced, maneuverable layout perfect for field and security work.
Operators training inside confined environments or indoor lanes select this flash-can-equipped upper. It channels the aggressive acoustic concussion of the 14.5" barrel completely forward and away from adjacent lane operators, eliminating side blast feedback.
Marksmen running larger reflex sights, low-power variable optics (LPVOs), or thermal frames prefer side-charging platforms. The left-side handle clears the wide undersides of scope mounts, protecting hands from scrape damage during rapid charging manipulation.
| SKU | P2ANR556GFS15CAR145CAN-TK |
|---|---|
| Barrel Length | 14.5 inch |
| Rifle Caliber | 5.56 NATO |
| Manufacturer | Pro2A Tactical |
