This is a brand new in box Daniel Defense M4 V5 AR-15 rifle. This rifle features an 16" Chrome Lined, Cold Hammer Forged, Chrome Moly Vanadium steel barrel with a 1:7" twist rate that has been Magnetic Particle Inspected to ensure flawlessness and Mil-Spec Heavy Phosphate coated. A mid-length gas system reduces recoil and heat-related wear to internal componentry. The upper receiver complies with military specifications and features M4 feed ramps for smooth feeding, and the lower receiver has a flared magazine well. The bolt carrier group is Magnetic Particle Inspected and properly staked. The low profile gas block is drilled, taper rimmed, press fit and pinned for rock-solid reliability. This rifle features Daniel Defense's 12" DDM4 Free-Floating Quad Rail handguard.