JSE 16" 5.56 1x9 M4 Nitride w/ 15'' M-LOK Free Float

16" M4 Nitride

• Chamber – 5.56
• Barrel Twist- 1x9
• Barrel Thread- 1/2x28
• Barrel Steel – Chrome Moly Vanadium 4150, Nitride Processed
  
• Flash Hider – A2
• Handguard – 15'' M-LOK Free Float- Black
  
• Gas Block- .750 Micro
• Upper Receiver - M4 Flat Top Upper
• Bolt Carrier Group- Included
• Charging Handle- Included

Warranty: 1 year warranty against manufacturer defect.

***Ammunition Notification***JSE Surplus test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds. Some of the non-warrantied ammo includes: Tula, Wolf and Perfecta.