Midwest Industries Carbine-Length AR15 Upper Receiver Group - Black | 5.56 NATO | 10.5" Barrel | 9.5 M-LOK Handguard

Features Forged 7075 T6 Aluminum Upper Hard Coat Anodizing T-Markings on Receiver 10.5 inch Melonite Finish Barrel Threaded 1/2x28 Chambered in 5.56 NATO 1/7 Twist, 4150 Chrome Moly M4 feedramps Carbine Length Direct Impingement Gas System MI-CRM9.5 Combat Series M-LOK Handguard MI A2 Flash Hider Weight 2lb 7.8oz.Overall Length 19"Magpul(R) and M-LOK(TM) are trademarks of Magpul Industries CorpComplete Upper Receiver groups do not come standard with charging handles and bolt carrier groups.