Originally Posted by
JiveTurkey
23.8mm is the standard width for road handlebars. I can [almost] guarantee those cross levers are really 23.8mm, but they decided to round up the number, which only confuses folks.
Sort of like front derailleur clamps being listed as 34.9 mm or 35 mm and folks not realizing they are the same thing. However, sometimes 0.2 mm does make a difference as in seatpost sizing.