12g Titanium Curved Barbell by Anatometal Barbell Length:12g - 7/16" long (11.1mm) The smaller pair will fit

The smaller pair will fit 3/4" or larger lobes and the bigger pair requires 1-1/8" or larger

8g is about 1-3/4" long

They're round T-backs with a total length of 1/2"

These 2 gauge hinged rings are cast from black PVD coated 316L stainless steel

They fit stretched ear lobes sized 18 gauge or larger

12g Titanium Curved Barbell by Anatometal Barbell Length:12g - 7/16" long (11.1mm) The smaller pair will fitThe 12 gauge curved barbell is made from mirror polished ASTM F 136 certified implant grade titanium. The internal threading has a self locking feature built into the threads to minimize the risk of jewelry loss. Anatometal balls are countersunk for a seamless fit. Choose your barbell length and ball option to see specific prices. Anatometal parts might not be compatible with jewelry from a different maker.