Previous owner took directly off a 1981 CB125 1981 Honda model code is 383, same as 1976-1982. So it should fit all of those years.
Excellent condition High Chrome with only the most minor of rust at a couple of welds. It is missing one of the rubber strips. I filled it in with a rubber strip for the picture, pointed out in the picture. A simple fix if you take your time with some thin black rubber. One of the adjusting bolts has been replaced,