Complete 5.56 Upper. Aero receiver with forward assist delete. Faxon 16" Mid-length Pencil-profile barrel. Midwest lightweight M-Lok rail. Brownells M16 BCG. A2 FH. BCM 4x4 Charging Handle. ~1k rounds shot, in training and competition, no mag dumps. Selling to upgrade to new setup. Accuracy consistent at ~2-3MOA, ammo-dependent, with some stringing during longer stages of fire. Suggestion: add a sling, slight, and red dot, and utilize as an excellent lightweight, entry-level defensive carbine.