Mul-T-Lock Interactive+ Cronus High Security Grade 2 Single Cylinder Dead-Bolt w/Thumb Turn. Commercial or Residential Metal or Wood Doors (5) Stainless Steel - Two Keyed Alike) - Amazon.com
C-Series Padlock | MUL-T-LOCK
MUL-T-LOCK #13 C-Series Padlock with Protector high security + guard C13 | eBay