I have a like new in box CMMG 16" mid-length gas system 6.8 SPC II complete upper with bolt carrier. This upper has a medium contour barrel and has chrome lined 1/10 twist with newest SPC II chambering.
This upper will handle combat loads from Silver State and has shot 5 shot groups of 1" or less with Silver State 110 Accubonds and 115 Sierra BTHP, and Hornady V-Max and BTHP. Asking $475 shipped.
E-mail me if interested, firstname.lastname@example.org