Just curious but if you're going to buy ikea display cabinets why not buy the dioder lighting? It's the same price and they are not as bulky.
example..
https://www.sideshowcollectors.com/forums/showpost.php?p=3200377&postcount=85
example..
https://www.sideshowcollectors.com/forums/showpost.php?p=3200377&postcount=85