Gen4 357SIG and 40SW pistols also use a little diverse Ejectors. Some of the most typical components-related queries inquire about changing among 357SIG and 40SW, which might be the ONLY caliber coversions sanctioned by Glock. Add to quotation Only display this user #5 · Sep 24, 2009 I did it https://archerkrzak.pointblog.net/detailed-notes-on-glock-22-9mm-78826981