I have a Armalite M4 6.8 spc that i bought new a couple of months ago and have not shot yet. It is a total flat top 16" barrel with a small rail on the top of the gas block and a collapsible stock. I paid $995 for the rifle and it came with 1 pri 10rnd mag. i have added: primary weapons systems 6.8 tactical muzzle break... $100 nikon monarch x tactical 30mm 2.5-10x44 scope from swfa.com... $850 burris xtreme tactical 6 screw 30mm xtra high rings... $55 1 pri 15rnd mag... $40 1 pri 25 rnd mag... $45 1 c-products 25 rnd mag... $20 2 boxes of hornady 110 grain vmax... $50 flip up scope covers... $20 The gun is unfired and has original box. scope has a few marks on it but in great shape. $2175+ invested i will let it go for $1750 firm. i will try to post some pics later.