Trying to hack a 4x4 or 5x5 kallax...I need 12 boxes for sewing supplies and a 3 wide space for my sewing machine/serger. I've seen people take out one divider, but will
3D model IKEA KALLAX 4x4 realistic measurements model VR / AR / low-poly | CGTrader
Simple ikea kallax 4x4 model - TurboSquid 1523732
KALLAX Shelving unit with underframe, white/white, 577/8x645/8" - IKEA
KALLAX Shelf unit with 2 inserts, black-brown, 161/2x577/8" - IKEA