I just listing a number of auctions for sale on Gun Broker. They all all come from a super clean rifle.
Bolt:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355765691
Bolt Carrier:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355766076
Hand Guards:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355767839
Complete Recoil Assembly:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355770268
Gas Tube:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355771918
Factory Firing Pin Spring:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355781009
Charging Handle Door:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355781447
Bolt:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355765691
Bolt Carrier:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355766076
Hand Guards:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355767839
Complete Recoil Assembly:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355770268
Gas Tube:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355771918
Factory Firing Pin Spring:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355781009
Charging Handle Door:
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=355781447