10.5 Criterion upper build up for sale. Upper was assembled and test fired by Steve from ripcord industries, other than that, it’s brand new. Specs include...Vltor MUR upper receiver, tool craft DLC bcg w/ headspaced bcm bolt, PRI gasbuster, Geissele MK8 9.5 inch, criterion CORE 10.5 barrel, TDX gas block, surefire warcomp. Asking 1100. PayPal, Zelle, Venmo Only. Buyer pays shipping and PP fees (4%)
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