The thread is just 2 days shy of being a month old and we have a total of 50 gill serrated slides across the 4 models counted. If we assume that we only have 5% of the total counted here, that would come up to 1,000 total across the 4 models issued with the gill serrated slides.
Niner's & Big Dawgs #1736 | .357SIG & .40S&W #3223
G17(first gen), G36, G32(.40 OEM bbl, 9mm AM cnv bbl),
G19(AA .22LR LE), G23/G19 RTF2(gills), CZ P-01, VZ 58
DC, DYM, EED, GYZ, NZN, PAR "happiness is a warm gun"