ATI OMNI HYBRID AR15 Stripped Polymer Upper Receiver

METAL REINFORCED POLYMER UPPER STRIPPED UPPER ONLY FEATURES-Accepts standard mil-spec parts-Multi-caliber: 5.56mm, .300BLK, .22LR, 6.8 SPC, & others-Metal-reinforced polymer upper receiver-Lightweight with durability of a forged aluminum upper-Metal insert to reinforce critical areas of the upper