Amazing simple Kai Kristiansen's shelving unit. 
 
Total 5 rails + 12 shelves + 1 desk unit.
 
Kai Kristiansen's teak wall mirror seperately available and works really well with this wall unit.
 
Each Rail 59" Tall
Shelves; 33" x 7" x 2.5" 
 
Desk 33.75" x 15.75" x 8"(H)
*Desk unit is 3/4" longer than other shelves so it has to be intalled like our photo. 
 
Total pieces width when installed all; 129"