BA-30 Lock Mechanism:yellow lock cylinder as picture shown http://tetheredchastity

http://tetheredchastity

but even if the measurement instructions are read

Make sure the key option you order would be matched to your cage's lock

To achieve this 90 degree right angle shape

you can customize this ring’ thickness and inner diameter

BA-30 Lock Mechanism:yellow lock cylinder as picture shown http://tetheredchastityMaterial: Stainless Steel Titanium The below sizes are must needed for custom: 1. Cage Tube Overall Length 2. Penis Tube Inner Diameter 3. PA Gauge(if you need 2 different gauge PA hook,select "with 2 different sizes PA hook" to place order) 4. PA Depth For other size details or style details,specify in the textbox when place order. (1cm=10mm=0. 4inch)