Gflex binary drop in trigger for gen 3 glock 19s or clone variants. I had this on a PSA ported Dagger and it ran fine. I have a video for proof if you need it. It will come with the 30+ MAGS in a bundle, asking $200, if intrested text me at 915-3four8-7nine4nine. If you bring the frame I can install it for you. I'm willing to ship anywhere in TX if you use PayPal.