GC_UPC Aero Precision EPC-9 Lower Receiver 9mm / .40 SW N/A" Barrel $165.99 APAR620001AC show more like this 9.99 GrabAGun.com GC_UPC Aero Precision EPC 9 9mm AR-15 Lower Receiver - Black $169.99 - show more like this $8.99 Flat Rate Dirty Bird Industries