ATI OMNI Hybrid Polymer Stripped Multi-Cal Lower - $20.41 ATI_GLOW200 Specifications and Features: American Tactical Imports ATIGLOW200. Reinforced polymer lower receiver. The weight of a polymer lower with the strength of a billet lower. Inter-lock hammer and trigger pin retainment system built

AMERICAN TACTICAL IMPORTS AR-15 Omni Hybrid Stripped Lower Receiver - $31.40 Item Number: 19161 Patented Metal Reinforced, Polymer Lower Receiver. The lightness of polymer. The strength of a billet lower. Patented Inter-lock hammer and trigger pin retainment system prevents movement from the hammer

ATI AR-15 Omni Hybrid Stripped Lower Receiver - $35.4 ATI OMNI HYBRID STRIPPED LOWER RECIEVER, BLACK FINISH, NEW - ATI OMNI HYBRID STRIPPED LOWER AR15 PATTERN RECEIVER, STEEL REINFORCED POLYMER, INCLUDES ONE 30RD MAGPUL PMAG, DOES NOT INCLUDE INTERNAL PARTS, BLACK FINISH. Patented Inter-lock hammer