Both front and back can be detached. – [ Measurement ] Thickness: 16GA (1.2mm) Ring inner diameter: 1/4″(6mm), 5/16″(8mm), 3/8″ (10mm) Ball ends: 0.12″(3mm), 0.16″(4mm) – [ Options ] Available in 3 colors: Silver / Gold / Rose Gold _ [ Materials ] Made with 316L Surgical Stainless Steel. _ Each item is priced for individual sale. _
