NOT KNOWN FACTUAL STATEMENTS ABOUT GLOCK 30 GEN 4

I place a Tarran Tactical kit into a gen 3 g23 and It really is now Tremendous lite but I however could not hit anything at all with it. My Pal could shoot it rather well but I struggled. Eventually I modified the stock sights to a Dawson Precision Preset Competition Sight Established and now I do very good with it.I am WELL conscious that using th