ASK AN EXPERTDescription
- 8.5" barrel chambered in .300 AAC BLK
- Machined from 4140 steel with Melonite finish
- Heavy barrel profile
- 1:8 twist rate
- Pistol length gas system
- A2 flash hider
- SB-Tactical SBA3 pistol brace
- 7" RPR free float rail system
- B5 type 23 P-Grip
- 5.56 30-round magazine
The Radical Firearms 8.5" HBAR 300 BLK AR Pistol uses MIL-STD upper and lower receivers along with the 7" RPR free float rail system for increased accuracy, keeping your hands cool, and giving you plenty of room for accessories. Starting in 2019 Radical Firearms are excited to be add the SB-Tactical SBA3 5 postion adjustable pistol brace line of pistols. Regardless if it's your first or fiftieth, a Radical Firearms AR pistol will not disappoint!
Warranty Information
| Caliber | .300 AAC Blackout |
| Barrel Length, in | 8.5" |
| Barrel Material | 4140 Chrome Moly Vanadium |
| Barrel Finish | Melonite |
| Barrel Profile | Hbar |
| Barrel Thread Pitch | 5/8x24 |
| Twist Rate | 1:8" |
| Barrel Extension | M4 Feed Ramps |
| Gas System | Pistol Length |
| Gas Block Type | .750 Low Profile Gas Block |
| Muzzle Device | A2 Flash Hider |
| Upper Receiver Material | Forged 7075 T6 |
| Upper Receiver Style | M4 MIL-STD |
| Upper Receiver Finish | Type III Anodizing |
| Forward Assist | MIL-STD |
| Dust Cover | MIL-STD |
| Handguard Type | Free Float |
| Handguard Style | M-Lok Thin Rail |
| Handguard Length, in | 7" |
| Charging Handle | MIL-STD |
| Lower Receiver | Forged 7075 T6 |
| Lower Receiver Finish | Type III Anodizing |
| Safety | MIL-STD Style Ambi |
| Fire Control Group | MIL-STD |
| Buffer Tube | Carbine Buffer Tube |
| Pistol Brace | SB-Tactical SBA3 |
| Magazine | 5.56 30 Round |
