I found this on the website of RED JACKAT FIREARMS (as seen on TV). I don't hate Century as some people do and actually do own one. I just thought it might be useful FYI as to what to look for when you buy one
CENTURY REBUILD PACKAGE - $250.00 - Fully inspected for proper riveting and headspacing - FCG replaced with smooth and tuned G2 - Machine marks removed from bolt and carrier - Receiver tuned, rails planed and smoothed - Sight assembly/gas block aligned - Complete refinish with KG Industries GunKote 2401 - For hi-cap mag conversion to WASR's +$50.00
CENTURY REBUILD PACKAGE - $250.00 - Fully inspected for proper riveting and headspacing - FCG replaced with smooth and tuned G2 - Machine marks removed from bolt and carrier - Receiver tuned, rails planed and smoothed - Sight assembly/gas block aligned - Complete refinish with KG Industries GunKote 2401 - For hi-cap mag conversion to WASR's +$50.00