Just while the sub (group? community?) finds its feet, I thought it would be fun to post a few challenges. I’ll be searching through my house for obscure objects, to see how obvious they really are…
So, what is this thing? Springy metal, about 5cm across, with rubbery sleeves on the two arms.
I recognized the shape from either lpl or bosnianbill’s videos that I used to watch a while ago.