Amazon.com: ReplacementScrews Hardware Kit Compatible with IKEA KALLAX 4 x 4 Shelf Unit 003.601.44 - All Screws (104321) and Dowels (101339) : Home & Kitchen
KALLAX Shelf unit, white, 30 3/8x30 3/8" - IKEA
Kallax Shelving with 4 inserts - white / black (492.281.10) - reviews, price, where to buy