| Stag Arms Barrel Assembly M4 6.8 SPC 20.77-Inch SPEC II Chamber 1:11 Twist HBAR 6.8 SPEC II Chamber 1/11 twist Heavy Profile (HBAR) Rifle Length Gas System Stainless Steel with S7 protective finish
Includes:
Picatinny Railed Gas Block Gas Tube with roll pin Hogue Free Float Handguard |