Would 3x3 Kallax be sturdy enough if I omit one of the vertical "shelves?" I am considering the pictured setup but want to put my turntable in the upper left 2 pockets,
KALLAX Shelf unit, white, 44 1/8x57 7/8" - IKEA
KALLAX Shelf unit, white, 30 3/8x30 3/8" - IKEA
KALLAX Shelf unit, black-brown, 30 3/8x30 3/8" - IKEA