Kallax hack - the parts from a 2x2 and a 3x3 can be reconfigured to create two 2x3s. : r/ikeahacks
KALLAX Shelf unit, black-brown, 44 1/8x44 1/8" - IKEA
KALAX 3x3 polc vagy könyvespolc - Butor SIGNAL
Simple ikea kallax 3x3 3D - TurboSquid 1523775
First Kallax! I've got some work to do! : r/OmnibusCollectors
Amazon.com: ReplacementScrews Hardware Kit Compatible with IKEA KALLAX 3 x 3 Shelf Unit 404.156.01 - All Screws (104321) and Dowels (101339) : Home & Kitchen
Kallax 3 X 3 Cubby White Black or Natural MDF - Etsy
Amazon.com: IKEA Kallax 4 Shelving Unit Black-Brown : Home & Kitchen