https://www.youtube.com/watch?v=YVbNcTmA5LQ
O.K. I am not saying the Key Mod is easier to install or better but I just found the Key Mod so much simpler. Video show just back it off a bit and tighten and your all set?
I always have to take a long screw driver and turn the damn inside nut to align properly. Key Mod for me.