Lee Armory is now offering custom chamberings for the Ruger American rifle including 5.45x39mm. The rifle features a custom 4150 steel barrel that has been nitride processed and fitted with a JMAC Customs RRD-4c muzzle break. It uses the factory American Rifle .223 magazines for feeding.
Check out the Custom Ruger American Rifle in 5.45 at Lee Armory.
