Whichever section will not be Performing…consider it all with inventory OEM areas. Often aftermarket slides and triggers have also limited tolerances to work inside a P80. To this point the Brownells and Grey Ghost (a little restricted) have worked in my builds. I’ve listened to ZEV slides could be too https://cruxbookmarks.com/story18682145/the-2-minute-rule-for-glock-43-p80