My first IKEA hack: Variera from the kitchen department as a shelf for a kallax. Caveat: if used in a cabinet insert, second leg must be assembled inside as it won't pass
VARIERA Shelf insert, white, 46x29x16 cm - IKEA
READY STOCK IKEA Variera Shelf insert Multi Purpose Kitchen Cabinet Organizer Para Kabinet Rak Rempah | Shopee Malaysia
VARIERA Shelf insert, white, 125/8x51/8x61/4" - IKEA | Small space organization, Small spaces, Small organization