The item Glock 23 G23 OEM Complete Slide Gen 3 UPK Barrel Upper Parts Kit PF940C P80 G19 is in sale since Wednesday, June 30, 2021. Glock 23 OEM Complete Slide. Glock 23 OEM Complete Slide. Can be used on Glock 19/23 Gen 3 frames to shoot 9mm by using.