What does the 9, 4.5 or 0 degrees mean for...
What does the 9, 4.5 or 0 degrees mean for the LOOK cleats
That is the amount of float the pedal/cleat combo allows. The 0 degree cleat is like a fixed position where the heal is not allowed to move around freely. The 9 degree allows the most wiggle room. The 4.5 degree seems perfect for me.