the raised glyphs used for the anti-slip surface is the manufacturer’s logo, that kinda looks like a stealth bomber.
https://www.fonderiebelli.it/it/vendita/norocking-d400-4055.htm
For all the romaboos around, they also make one with SPQR letters (only visible on the initial page)
Ooh, thanks!
I see Space Invaders
Those seem highly at risk of the cover falling into the hole.
The hole underneath probably has a shorter diameter than the diagonal of the cover.
The square ones are sometimes attached to the frame with hinges.
Or maybe Fonderie Belli just likes life on the wild side.
Lol you beat me to it by like 30 seconds. Jinx
Using GPR in this spot would be impossible now.
Ummm. No. These are made obvious for myriad reasons. Just stop. You’re staring at your phone all the time anyway. Let us do (what should be your job) our job to keep you safe.
Idiot