Titanium Piercing Padlock Locked By Screw Hook gauge:11mm you need to use the

you need to use the sizing sounds to try to find out which size cannot pass through the urethral orifice

such as stealth lock(magic lock

lock cylinder)

Material: Stainless Steel/Titanium

Titanium Piercing Padlock Locked By Screw Hook gauge:11mm you need to use theLock with BAWR proprietary screw. comes with 2 screw keys Hook Gauge option: 2mm,3mm,4mm,5mm,6mm,7mm,8mm,9mm,10mm,11mm,12mm S style option's U shape inner dimensions: width 15mm,height 13mm L style option's U shape inner dimensions: : width 21mm,height 16mm custom style option to allow you customize padlock's shape, inner size. Better to upload a drawing to make your custom order more specific.