keychron does make one: https://www.keychron.com/products/keychron-q12-max-qmk-via-w...
found this one as well, don't know the brand: https://www.bloodyusa.com/product.php?pid=11&id=166
found this one as well, don't know the brand: https://www.bloodyusa.com/product.php?pid=11&id=166