McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG Upper Receiver for AR-15 Rifles

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG

McCutchen Firearms MF-50M 5-Round, Mag-Fed, Bolt-Action .50 BMG