Stacked a kallax 2x4 & 3x4 on top of a 5x5. But now I'm having doubts. It's mounted to the (very old) brick wall, as shown in the picture. Do you think
Ikea 3x4 Kallax for LP Storage? | pink fish media
31+ Genius IKEA Kallax Hacks To Organize Your Entire Home
18 Hacks to Completely Transform your IKEA KALLAX - Posh Pennies
KALLAX Shelf unit with 4 inserts, white, 577/8x441/8" - IKEA