- 20" HBAR 5.56 Nato (4150 CMV) 1/7 Twist Barrels
- RRH's LMG HBAR (.980 Profile) or RRH's A6 (.850 Profile Hbar)
- Nitride or Chrome-Lined Options
- Red Right Hand's Heat Mitigation System for Barrel and DI Gas system
- Red Right Hand's Non-Adjustable HTB
- 15", 14", 12.65" Midwest Industries Quad Rails available (Optional with RRH Bayonet Lugs installed)
- 15" CMT HDX Quad Rail
- Red Right Hands Mil-spec Lapped Upper
- Quality OEM Mil-spec upper parts
- Multiple Flash Hider Options
!