This BCA AR-15 complete 5.56 Nato pistol length upper has a 12.5" SOCOM contour barrel with a parkerized finish, and features a 1:7 twist rate, with a mid-length gas system.
It includes a 11.5" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This 5.56 Nato upper is compatible with any mil-spec AR-15 lower.
| SKU | 8966N-UASCH556MSC12.517P-12M3 |
|---|---|
| Weight (lbs) | 4.250000 |
| Magazine Capacity | N/A |
| Barrel Length | 12.5 |
| Profile | SOCOM |
| Twist | 1:7 |
| Barrel Finish | Parkerized |
| Material | 4150 Chrome Moly Vanadium |
| Thread Pitch | 1/2 x 28 |
| Caliber | 5.56 NATO |
| Feed Ramp | M4 |
| Flutes | Non-fluted |
| Gas System | Mid Length |
| Gas Block System | 0.750 |
| Charging Style | Right Side Charging |
| Classification | Complete Upper Assembly |
| Platform | AR-15 |
| Bolt Material | E9310 |
| Receiver Material | Forged |
