With me from Carjacket the upper retaining tab was canceled by the P4440 even at initial installation. For me clearly to hard material, once covered the tab, then the `s. I've then because of the good resession also let send the H6HU and can only confirm the great review of my predecessor. However've shortened the retaining lugs in some craftsmanship does that very well. Now close the retaining lugs from the front of the display.