The Abloy locking mechanism can be found on the Bulldog CT330 Container Lock. This lock features a patented key profile that is exclusive to Bulldog Security Products that ensures key duplication is strictly controlled. The key number is supplied on a label with the original keys and is NOT stamped on the key or on the lock. Please supply key number in the format "BB66X 1234567890". Please note this listing is for Abloy keys used on Bulldog Security Products only.