Yep looks like 3/8 - 7.5 or 8 so you should be good to go. I have a older Omega Billiards cue it had a 3/8 x 9 a regular radial shaft would only go down about 2/3 way. I think Mezz uses a 3/8 - 9 pin and they call it a Wavy pin. I just recently changed the pin out to Atlas Radial so i could use...