87

No idea what this is or what the letters might be.

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[-] amansman@sh.itjust.works 2 points 11 months ago

No harm in spinning the bolts out I wouldn't think. If it's sewer maybe it's covering a conventional looking plug cap.

this post was submitted on 10 Oct 2023
87 points (100.0% liked)

What is this thing?

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