Sun Ray - 14k Threadless End Size:Paraiba Topaz 2mm 14k Rose Gold while the 12g post is

while the 12g post is front-threaded for 14g threaded ends

Compatible with 14g and 12g  internally threaded posts from reputable manufacturers

Mini-Bee threadless end in 14k measuring 4

16g Threaded prong-set gem ends for internally threaded posts

Sun Ray - 14k Threadless End Size:Paraiba Topaz 2mm 14k Rose Gold while the 12g post isThe Sun Ray from BVLA features a 1. 5mm gem in 14k gold setting. This threadless end fits in any universal threadless post. Post sold separately, see below. **Threadless jewelry requires two parts to make a complete piece of jewelry: a threadless post w a fixed end and a separate threadless end. If you need a whole piece of jewelry, be sure to buy a threadless post to go with your end!