Simply use your choice of epoxy to cement hook-type velcro pad to center round area. E6000 was used on prototypes and working design without any failures.
Once epoxy is fully cured attach any 4-inch velcro ceramic grinding/sanding/polishing pad and simply drop the armatures onto the bat pins of your throwing wheel.
Printed on MK4S w/MMU3 in Prusament PETG.
The author marked this model as their own original creation.