Measurements: Small base ring has an inner diameter of 1.75 inches. Large base ring has inner diameter of 2 inches. Urethral portion is 2.25 inches insertable, .25 inches in diameter. Cage is 4 inches in length, 1.5 inches in diameter.
Material: Stainless steel.
Color: Grey.
Note: Includes lock and key. Optional urethral insert included.