Originally Posted by
carleton
48t is common on the track.
48/16 for warmups
48/15 for beginner racing
48/14 for racing
48/13 for elite racing
I use my 48t more than any other ring.
Sure, but track riders don't make a habit of skidding. For people who do like to skid, a prime number tooth count is best, and 47T is only trivially lower than 48T.