WildKlass Jewelry Septum Jewelry 316L Surgical Steel Septum Clicker with Skeleton Hand 16g 14g Easier to wear than a CBR this hoop clicks into place for comfort and security. This Skeleton Hand Septum Clicker is available in 16GA. Thickness : 16GA / 1.2mm Inner Length : 3/8 / 10mm Inner Height :5/16" / 8mm Exceptionally High Quality Jewelry!