16″ M4 Chrome Lined

• Chamber – 5.56MM
• Barrel Twist – 1×9
• Barrel Thread – 1/2 x 28
• Barrel Steel – Chrome Moly, Chrome Lined
• Barrel Finish – Phosphate
• Flash Hider – A2
• Handguard – Standard 2 Piece Black Handguard
• Gas Block – .750 Rail Height (Gas Block Styles may vary.)
• 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.