Portable, strong and tamper-resistant! The Kee-Blok slips right over the doorknob lock, blocking any existing keys but yours. Made of high-strength aluminum alloy.
1 3/4”w x 1 1/4”h
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What is the size of the hole against the door when it is closed
Thank you, Hank, for your question on our Kee-Block for Round Knobs. The outside opening of the hole against the door is 1 3/4”w x 1 1/4”h. It does fit all standard round door knobs and is in-stock, ready-to-ship! As always, we have a 100% satisfaction guarantee so if for any reason it does not work, you can return it for a refund. Please let us know if you have any other questions.
