Description
Noveske Gen 4 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
