Check the listing for details. OLDER LARGE SURFACE GRINDING GRINDER WHEEL ARBOR HUB WITH WEIGHTS FOR .... Condition: Used. Listed at 189.99 USD. USED, LARGE WHEEL HUB. THERE ARE 3 WIGHTS INCLUDED. ONE WEIGHT LOOKS A LITTLE DIFFERENT THAN THE OTHER 2. THERE ARE SCUFFS, SCRATCHES AND WEAR FROM USE. IT HAS 2 THREADED HOLES FOR JACK SCREWS TO GET THE TOP FLANGE OFF.