The Rock River Arms Tactical Carbine is a complete upper receiver featuring a 16" barrel chambered in .458 SOCOM, an RRA 15 free float M-LOK handguard, and a RRA Operator muzzle brake, all in a sleek, anodized black finish. It fits AR-15 models and includes a bolt carrier group and charging handle assembly for a comprehensive kit.
Specs
| Model No. | RRASOC0564 |
| Model | Tactical Carbine |
| Manufacturer | Rock River Arms |
| Color | Black |
| Caliber | 458 Socom |
| Barrel Length | 16 |
