I have a used PSA upper (5.56x45mm Nato Chamber, 1/7 twist barrel, Magpul MOE hand guard, approx. 3K rounds through barrel) mated to a NEW lower (Areo Precision lower, PSA lower parts kit).
Magpul rear BUIS included. Zeroed at 25/200 yds.
This has been a flawlessly reliable upper for me...
I have 200rds 5.56 NATO 55gr HP Hornady and 40rds Remington UMC 45gr HP .223 up for sale or trade.
$120 for all FTF in Lafayette area.
Willing to trade for Geiselle trigger or firearm light. Willing to trade for 55gr or 62gr FMJ .223 or 5.56. Quantity depends on brand and gr.
Will meet you...
I have a custom assembled 5.45 AR upper for sale.
The guys over at Boltcarrier.com assembled the following for me:
KAC URX 3.1 13.5" Rail with handstops (lightly used)
AR Upper Receiver Supplied by boltcarrier.com
Ballistic Advantage 5.45x39 16" Barrel with Nitride Gas Block
Seekins...
For those who don't get the reference in the name "Liberator" : http://en.wikipedia.org/wiki/FP-45_Liberator
I assume it has about the same characteristics as far as range etc.