DVD Display Shelf Insert (SOLD in sets of 2) Cube Shelf Riser – The Steady Hand
Amazon.com: IKEA Kallax Shelf Unit, High Gloss White : Home & Kitchen
Vertical Divider Insert for Cube Shelving – The Steady Hand
Amazon.com: Ikea ' New KALLAX Shelf Unit, Black-Brown (White, 44 1/8x57 7/8) : Home & Kitchen
Ikea KALLAX Insert with 4 Shelves, White 13" x 13" 404.237.19 - NEW | eBay
Finally! The IKEA way to add legs to a KALLAX shelf - IKEA Hackers
Amazon.com: Ikea ' New KALLAX Shelf Unit, Black-Brown (Black, 44 1/8x57 7/8) : Home & Kitchen
KALLAX Shelf unit with 4 inserts, high-gloss/white,, 57 7/8x57 7/8
For those interested, Ikea has launched this Kallax variant with Vinyl enthusiasts/DJ in mind, it's called "Obegränsad" what do you think? price is 120€ : r/VGMvinyl
KALLAX Shelf unit with 2 inserts, white, 161/2x577/8" - IKEA
The Super Easy Way to Add Legs to an IKEA Kallax Shelf