Description Aero Precision M4E1 chambered in 5.56x45mm NATO with one, ten round Magpul PMAG and a 16.5″ barrel with mounted A2 style birdcage flash hider. Currently in configured as an other with vertical foregrip and pistol brace. 15″ Aero Precision Atlas R-One MLOK handguard with full length picatinny top rail. Aero Precision flat top upper receiver with mounted Burris AR-332 sight. Aero bolt carrier group. Aero M4E1 lower receiver with standard AR controls and a gray Magpul MOE pistol grip. The handguard, upper, and lower have Aero’s Sniper Gray Cerakote. Must ship to a FFL holder. Check local laws regarding “Assault Weapons” BEFORE bidding. THIS ITEM IS NOT LEGAL IN CONNECTICUT AND HAS NOT BEEN FOR 2 YEARS. IF YOU ARE A CT RESIDENT YOU CAN ONLY BID ON THIS IF YOU ARE LAW ENFORCEMENT OR ACTIVE DUTY MILITARY. Condition: Excellent with very light handling wear. Light internal wear from normal operation and use. Mark on the brass deflector. Bright and clean bore with strong rifling. Barrel Length: 16.5″ Serial: M4-0444840 Manufacturer: AERO PRECISION USA Caliber: 5.56x45mm NATO Model: M4E1 Book# 07340