ESP ES Master Key 1250 Master Key for Master Keyed ESP Cam Locks ES101-ES196. This Master Key only works with ESP Cam Locks with the Master Key Wafers that are keyed to ES101-ES196. Hudson Part Number K/BES8M-1250-0000. Master Keyed cam locks can be operated by two different keys: the Change Key and a Master Key that can operate many master keyed locks that are keyed differently.
