For anybody wondering is the Series X fits in an IKEA Kallax shelving unit. The answer is yes. And it looks like there's enough space for the exhaust as well! : r/xbox
Amazon.com: IKEA KALLAX Shelf, Black-Brown : Home & Kitchen
How to Assemble IKEA Kallax Series Shelves - YouTube
KALLAX Shelf unit, white, 57 7/8x57 7/8" - IKEA
IKEA KALLAX Shelving Unit white 112x147cm Instruction Manual - Manuals+
Amazon.com: IKEA KALLAX shelving unit, 30 3/8x30 3/8"", White : Home & Kitchen