Midwest Industries have put together their forged Upper and Lower Receivers, along with other meticulously chosen pieces to bring you their AR-15 Rifle chambered in .223 Wylde! MI FORGED UPPER RECEIVER Forged from 7075 T6 aluminum Precisely machined to M16/M4 specs M4 feed ramps Hard-coat anodized mil 8625 type 3 class 2 finish .250 take down pins MI M16 bolt carrier group MI-CRM 14" Combat series handguard, M-LOK(TM) compatible Laser engraved T-marks Lightweight Melonite barrel, 16 inch, 1/8 twist, .223 Wylde chamber Mid-Length gas system, .625 diameter barrel A2 flash hider MI FORGED LOWER RECEIVER Mfg: Midwest Industries