Holds: ~90-120 books, depending on book thickness Dimensions: 3'6" wide x 3'3" tall x 2" deep* Surface design: Grinded aluminum Shipping info: ~20lbs, ships in a 42 x 11 x 10 box Time to hang: 1 hour or less for 2 people Tools required to hang: Phillips Screwdriver (It really helps if it is powered!) and a friend, although it is doable alone. This is the middle sized spiral I have available, for the next size down, see https://www.etsy.com/listing/49693133/spiral-bookshelf-small The books…