JSE 16" 5.56 M4 1x9 Nitride w/ 2pc Carbine HG & Standard Height GB

16" M4 Chrome Moly Vanadium Nitride Processed

• Chamber - 5.56MM, M4 Feed Ramp
• Barrel Twist - 1x9
• Barrel Thread - 1/2 x 28
• Barrel Steel Chrome Moly Vanadium 4150, Nitride Processed 
• Flash Hider - A2
• Handguard - Standard 2 Piece Black Carbine Handguard
• Gas Block - Single Rail
• Gas System - Carbine
• 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.