PSA M16A4

This is a M16A4 in semi mode as like was issued to the Marines. Has the correct F marked front sight base with a Mateck rear adjustable sight. Also has the USGI contract P&S rail system with covers, upgraded muzzle brake and removable vertical grip. BCA upper is chambered in 5.56 NATO with a 1/8 twist. Will include an unopened M7 bayonet and an M8 scabbord with a 1977 manufacture date. Bill of sale.