Locking Systems International Inc. has been awarded a U.S. Patent on its FLEX Padlock®. The FLEX Padlock uses a unique Adaptable Cam that gives the end user the ability to change the security level of the padlock by changing the lock cylinder. The FLEX Padlock is constructed of a hardened steel body and shackle. The shackle comes with either a one or two inch clearance and is user changeable. The FLEX Padlock® accepts most standard 7/8" cam locks such as the Cobra7, CobraMatic7, Medeco, Abloy plus many others.