New, never fired Colt lightweight upper. It is a 1/7 Colt barrel assembly taken off a new 6520 and put on a Colt and keyhole marked M4 upper. Also installed a Daniel Defense Lite 7" rail. The upper includes the Colt charging handle and a Daniel Defense BCG. There have been 0 rounds through this upper and it is brand new.
$925 shipped
Would also consider a Glock 21SF or quality 1911 in trade.
