FS or Trade- "NEW" 16" 1-9 Twist DPMS M4 Profile barrel Carbine with M4 Flat Top T-Marked receiver with M4 feedramps, forward assist, dust cover, bolt assembly group, F type front sight, charging handle, flash hider & YHM Free-Float / Quad-Rail hand guards. This is a very nice "Complete" AR-15 upper receiver. Buy before Obama's newly proposed assault weapons ban goes into affect! - http://forums.studentdoctor.net/showthread.php?t=605961 Selling for $850 shipped . Postal M/O's, Cash FTF or "Discrete" Paypal. 3% additional charge for a Paypal transaction. Will consider part TRADE for nice 40 S&W Hi cap pistol or 14x Super sniper riflescope or other quality varmint/tactical type scope or Aimpoint Micro T-1, Ruger 10-22, T/C contender or Encore carbine, etc. All trades considered!