BON 4M is a Male Chastity Device with 1 cage 8 cm long. Contains: 1 metal cage,  4 metal back ring, 2 Metal pins, 1 Top quality pad lock 4 protection tubes and a pouch to store.
BON4M Stainless Steel Chastity Device
For those who would like a real serious male chastity device we have designed the BON4M and the BON4Msmall.
A special design produced in rust free stainless steel which has been tested and is very secure.
The polished stainless steel chastity cage comes in two different sizes each with 4 different sizes of stainless steel Hinged or Solid back-rings.
The BON4M is designed as a Medium/Large sized chastity device while the BON4small is more a Small/Medium sized chastity device.
The approximate gap between the base ring and the cage is around 11mm.
back rings:
Ø40mm
Ø44mm
Ø48mm
Ø52mm
All re-designed BON4M series come with 5 unique laser engraved numbers on the stainless steel cage,
That way we can track your device and guarantee a genuine BON4M.