The Daniel Defense M4 Carbine, V5 Lightweight is perfectly adapted for end-users who plan on attaching the ever popular red dot, holographic or magnified optics to their firearm. The slick top monolithic upper receiver provides operators with valuable top rail real estate for accessories that fit their shooting needs. The Daniel Defense M4 Carbine, V5 Lightweight is equipped with a single pinned low profile gas block that is drilled, taper reamed, and press fit into place to securely attach the low profile gas block to the barrel assembly. This creates a rock solid platform that will never let you down. Introduced in 2014, the V5 LW is one of 4 models that is finished with the new Mil Spec+ Cerakote. This rifle also comes with the newly designed, rugged and comfortable Daniel Defense Buttstock and Pistol Grip.