This Chain Collar with Padlock is exclusively made by HornyKinkyBoy for his valued customers and fans:
https://hornykinkyboy.com/shop/chain-collar-with-padlock/
You can choose from different chain sizes and add one or multiple padlocks / chain connectors to your chain. If you wish different padlocks / chain connectors which are not available yet, please contact us and we are extending our offering and make your wish come true 🙂