It works but at what cost? - Winchester USA RIFLE .300 AAC Blackout 125 grain Full Metal Jacket Centerfire Rifle Ammunition

Every round went bang. It’s clearly reloaded rounds. It was very dirty compared to other ammo. Examining the ammo before shooting some rounds had slight variation not all the same. Also it spalled a lot hitting steel compared to other ammo. I have no way to prove it but seemed like it was harder on my gun than most ammos