Sons of Liberty Semi-complete upper 13.7” M76, NOX-5.56 (P/W)

Features:

• 13.7” 5.56 NATO barrel (Pin/Weld) Makes length equal to 16″
• 4150 chrome moly vanadium steel
• HPT and MPI
• QPQ Nitride finish
• 1/7 twist rate
• Mid-length gas system
• 4140 steel .750” gas block
• M76 13″ M-LOK free float handguard
• 1/2×28 NOX Keymo Flash Hider (P/W)
• 7075-T6 aluminum Cerra forged receiver
• Type III Class 2 hardcoat anodized black
• T-Marked upper
• Dry film lube bolt carrier channel
• No BCG or Charging Handle Included