Squib308 said: concur appears like an ammo challenge. Probably the brass is bulging? have you inspected the winchester brass prior to vs. following firing? MGL Chapter 140 explained: “Substantial ability weapon”, any firearm, rifle or shotgun: (i) that is definitely semiautomatic with a set massive ability feeding device; (ii) which https://highimpactrounds.com/product/mossberg-590a1-tactical-12-ga-20in-8rd/