=== SPF === Selling this upper I put together with parts lying around but no lower to use it with. Help me fund a SCAR 17 - 16" Lilja barrel, stainless steel, 1/8 twist, Wylde chamber. 1500 rounds downrange, plenty of life left. - DPMS flat top receiver - YHM free float quad rail, YHM flash hider - JP low profile adjustable gas block - 3 tango down rail covers ACOG and Magpul AFG *not* included. $450 or best offer.