2 Set Silicone Conductive Rubber... vs Stove Burner Covers, Stove Top C...

They aren't quite the same as the oem ones, but they still feel great to use.

Once you tighten the legs down through the nut and bolt, they also have a secondary locking mechanism you tighten on the legs themself.

Put it on my trailer cooktop for extra space. It's very handy to have a stovetop cutting board right next to me. He now has room for his air fryer and coffee maker to sit on top of the stove.