Master Lock K1525 Control Key for Combination Padlocks
Master Control Key - for Built-in Combination Lock of Metal Locker | Lockers.com
Abus Lock 158KC/45 Key Control Combination Padlock — AllPadlocks
FJM Security SX-575 Locker Combination Padlock with Key Override and Code Discovery, Black - Garage And Shop Door Locks - Amazon.com
Master Lock Combination Lock Box in the Key Safes department at Lowes.com
Random for new install, specify when ordering if existing system Control Key, Combination Padlock - 4T103|1525 Custom Key - Grainger
GE Portable Combination KeySafeTM - Metal Key Safe with Combination Lock - Stores up to 3 Keys - Prevents Lockouts - Off-white Color in the Key Safes department at Lowes.com
Master Lock Heavy Duty Outdoor Combination Lock, Resettable, 2 in. Shackle M176XDLHCCSEN - The Home Depot