NOT KNOWN FACTUAL STATEMENTS ABOUT GLOCK 30 GEN 4

I put a Tarran Tactical package into a gen 3 g23 and It can be now super lite but I however couldn't strike just about anything with it. My Buddy could shoot it very well but I struggled. Eventually I transformed the inventory sights to some Dawson Precision Fixed Level of competition Sight Established and now I do very good with it.Is just one a l