Mi upper receiver ar15 5.56mm 10.5" 1:7 carbine m-lok no bcg Other Features: Threaded 1/2x28", 1/7 twist chrome moly, m4 feed ramps, carbine length gas system, mi-crm9.5 m-lok handguard no bolt carrier group or charging handle included
Specifications:
| Barrel Material | Steel |
| Caliber | .223/5.56 Nato |
| Rate Of Twist | 1:7" |
| Barrel Finish | Melonite |
| Barrel Length In Inches | 10.50 |
| Dimension | 4.30 X 4.45 X 27.10 |
