This is a Threaded 14K Gold Solid Replacement Ball.
We do not like to sell replacement balls, because each piece will only fit a specific size of threading. So we will not guarantee that they will fit the piece that you are ordering it for.

Typically;
18 Gauge uses 1/8" or 5/32" Balls
16 Gauge uses 5/32" or 3/16" Balls
14 Gauge uses 3/16" Balls
12 Gauge uses 3/16" or 1/4" Balls
10 Gauge uses 1/4" Balls
8 Gauge uses 1/4" or 5/16" Balls
6 Gauge uses 5/16" Balls
4 Gauge uses 5/16" or 3/8" Balls