The total length of the cage is about 50mm.
The inside diameter of the cage is about 35mm.
The diameter of the ring is about 45mm.
The total length of the tube is about 70mm.
The diameter of the tube is about 8mm, big ball (10mm) at the end ,the diameter of the through-hole is about 3mm.
Attention, the tube can not be dismantled from the cage.
There are 6 embossments on the urethral tube.
It can engender an intense stimulation to urethra. You will gain pleasant sensation.
One Brass Padlock with Key