Body Jewelry replacement balls can be used on all types of body jewelry. It is always good to have a few replacement balls for body jewelry on hand in case you lose a body jewelry ball top or you just want to switch out the ball on your industrial barbell jewelry to try something different. We have replacement balls in 5mm and 6mm widths for 16 gauge and 14 gauge body jewelry. titanium replacement ball tops which go nicely with our Titanium Piercing Jewelry, and we also have Acrylic Body Jewelry replacement balls. See all of our Belly Button Ring Replacement Balls here.