You always hear about guys trying to tweak their guns to shoot flat, be it open guys with comps, production guys fiddling with powders, bullet weights, and springs, to tactical guys with gizmos. Well, I'm here to tell you it doesn't seem that hard! My gun is surprisingly flat, accurate, and reliably with just a different recoil and hammer spring. Here is some proof:
https://youtu.be/cy_G-PX64xI
https://youtu.be/cy_G-PX64xI