Square Belt with a 4" (101.6 mm) IC, and a thickness of 0.047" (1.19mm).
works good after installing the belt
this is a quality made belt alright, great buy.
Perfect fit and got my retro cassette player up and running again!
the belt is fresh and soft with 0 distortion during travel sony units is finicky about this factor a properly designed belt=excellent sound, perfect thanks MCM...
Always quite happy with MCM.