WHAT DOES BUY A GLOCK ONLINE MEAN?

I've a G22 that I bought to get a duty weapon about eleven many years back. I had been about to acquire A further Glock in .357 until I learned I could just do a barrel swap on my G22. Question is which model barrel and where to order it? I at times CC it but mainly just shoot it for the assortment. Click on to expand...Dozens of modifications on t