Of the various commercial .308 Winchester loads, handful of, if any, are created for barrels shorter than 16". The one that follows aids deal with this hole though remaining easy to suppress and light over the wrists. The barrel is supported by a dual recoil-spring assembly reminiscent of the Gen4 https://louisjicds.pennywiki.com/4832740/switch_glock_things_to_know_before_you_buy