I was wanting to convert my glock 27 to .357 sig and was wondering if that only required a g33 barrel drop-in or do I also need to change the rsa and/or extractor to support the switch.
I'm assuming a simple barrel replacement is all I need just wanting to make sure from someone who's done this.
I'm assuming a simple barrel replacement is all I need just wanting to make sure from someone who's done this.