72" Gray Solid Wood Adjustable Six Tier Library Bookcase with Two DoorsThe 72 inch gray solid wood adjustable six tier library bookcase with two doors offers you storage and display space in a good looking and refined manor. The functional 6 shelf tiers offer fantastic storage space. Great to use independently or pair with additional units to create a different look and add even more storage. Increase your room's capacity for storage and display with this great shelving unit. 71. 50 inch h x 32. 00 inch w x 15. 50 inch d.