I believe these sit on top of the stove. Brand new never used.
https://www.bestbuy.com/site/dacor-wok-ring-for-gas-cooktops-and-gas-ranges...
https://www.wdcappliances.com/cooking/ranges/range-accessories/AG1424/
Dacor griddle and Wok ring
This offer has been gifted to someone and is no longer available.