i am looking into if i want to build or buy a complete lower. i am going to buy a sixteen or eighteen inch barrel with the gas block and tube installed. i am going with either a magpul orlmt sopmod stock. i am looking into building or buyimg a upper. but i do ike the build option. the d i get a chromed bolt and carrier or stainless. jp enterprises has some interestimg options. for parts. my goal is a sub moa carbine with a quality triger. a floating handguard folding buis and a sixteen or eighteen inch floating barrel with a one in eight twist. take a good look at the RECCE rifle concept to get aidea of what i want. a fixed stock twenty inch barrel spr is not it. i want a great varmet rifle that is easy to carry ubber reliable and zombie ready.