- Noveske 4th Generation precision machined billet receiver from 7075-T6 aluminum
- Direct blow-back operation only
- Hardcoat type III anodized
- Featuring anti-rotation interface with handguard
- Picatinny mil-standard 1913 top rail with Noveske Cross
- This upper is compatible with both Colt and Glock pattern lower receivers
- Standard AR-15 pivot and take down pin locations
- NOVESKE9 barrel nuts are threaded 1 7/16x TP
