Getting the cleat positioning, saddle height and foot position right is more important than the available float.
If you have serious knee problems Speedplay is, from what I've heard, the best option, but may not be practical if you are on a budget.
See a specialist and get them to set you up if you are in any doubt.
@Howard started
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Getting the cleat positioning, saddle height and foot position right is more important than the available float.
If you have serious knee problems Speedplay is, from what I've heard, the best option, but may not be practical if you are on a budget.
See a specialist and get them to set you up if you are in any doubt.