Aero Precision APAR308554M25 M5E1 Enhanced Receiver 308 Win 18" Black QPQ Barrel, 7075-T6 Aluminum Black Anodized Receiver, Aero Gen2 Enhanced Free-Floating M-LOK Handguard for M5 Platform $619.99
Aero Precision APAR611310AC Assembled XL Receiver 7075-T6 Aluminum Black Anodized Receiver for AR-15 $134.99
Alexander Arms UTA65 Tactical Complete Upper 6.5 Grendel 16" Black Cerakote Aluminum Receiver M-LOK Handguard for AR-15 $926.94
Alexander Arms KIT6516 Upper Parts Kits 6.5 Grendel 16" Black Cerakote Aluminum Receiver Stainless Steel Barrel for AR-15 $693.98