The Radical Firearms complete AR-Pistol is a fully Mil-Spec AR-15 pistol built using law enforcement grade upper receivers and mil spec lowers. The 4140 chromoly vanadium steel barrel is Melonite treated for a harder-than chrome finish. This same finish is applied to the bolt carrier groups, helping to reduce receiver wear and increase reliability. The bolt heads are MIL-STD and MPI for quality assurance. The full-length, free-float handguard keeps your hands cool and provides plenty of room for accessories. This model has a 10.5" barrel, Radical Firearms 10" RPR handguard with Magpul M-LOK slots on sides and bottom of the rail.
| Category | Tactical Pistols |
| Model | RPR |
| Caliber | 5.56x45mm NATO |
| Barrel Length Range | 10" to 10.99" |
| Gun Platform | AR-Style |
| Operating System | Direct Impingement |
| Capacity | 30+1 |
| Action | Semi-Auto |
| OAL | 26.12" |
| Hand | Right Hand |
| Sights | None |
| Barrel Finish | Black Melonite |
| Barrel Material | Chrome Moly Vanadium |
| Muzzle | A2 Flash Hider |
| Twist | 1:7" |
| Receiver Description | Picatinny Rail |
| Grips | Black Polymer |
| Handguards | M-LOK |
| Receiver Material | Aluminum |
| Thread Pattern | 1 / 2"x28 |
| Stock Description | Pistol Tube |
| Barrel Description | Steel Threaded |
| Barrel Length | 10.50" |
| Max Capacity | 30 |
| Receiver Finish | Black Hardcoat Anodize |
| Stock Finish | Black |
