My pro clip just started to "slip" after 3 months. The mount is fine, but the ball attachment lets my iPhone fall forward instead of staying in place. I'm thinking about putting some glue in there so my phone stays where I want it most.
Cali MK3 Ford Focus SE MT 5-Door - Sport Package 203A, Red Candy, Sync -
Steeda Intake, Steeda Rear Sway, USB2, Echomaster DRL