WEST801.916+MIWA-145SP, Lost key, Unlocking the entrance door

"Lost key, Unlocking the entrance door"

It was a WEST801 all-purpose replacement knob.One shot while searching.The work was completed in no time.

Since there is a US military base nearby, the entrance door was designed to prevent noise.It was designed to be fairly airtight, fitted with soundproofing and a Gremont-style internal lock.