These chastity base rings are only applicable to Steel Holy Trainer V4 chastity devices. The rings are all polished manually, there maybe slight scratches on the outer surface. And please allow 2-4mm clearance fitting with the cage due to the manufacturing process, which doesn’t affect the function. PRODUCT DATA Color: Silver Material: Stainless Steel Ring size (Inner diameter): 36mm (1.42in) 40mm (1.57in) 45mm (1.77in) 50mm (1.97in) 55mm (2.17in)
