Buying a used Rifle from an unknown source is like buying a Used Car. It may have had a Pampered life from someone who Drove it Properly, or it may have been run on the local Race Track every Saturday night. A used Rifle may have a High Round Count or have been fed a Diet of over Pressure Ammo. When it comes to Cars, Trucks, or Guns, I'd rather go with a Virgin. JMHO