Knights SR15 Mod 2 upper. 16 inch. 5.56 Includes BCG , CH , sights and muzzle device as shown.might have 50 rounds through it. This is a $2100 upper if you can find one. Fordtek68@aol

Trade offers would have to be high end or unique.  Top of my list would be 1911s no junk. Can add cash or trades. Nighthawk, Dan Wesson, Wilson, Les Baer, Ed Brown. LWRC 16 upper and cash.