300BlkTalk

I bought the 10.5" version as well. Put it on a spikes pistol lower with the Sig brace. Just did a function check today with 110 gr, 150 gr, 168 gr and 208 gr. and they all functioned 100%. Was a mix of factory and hand loads using Hornady data with A1680. 208's were down around 1020 fps averag...