Manufactured to provide strength and durability, these posts securely support wire shelves that can hold up to 800 pounds each! Durable steel construction Notched in 1" increments for simple shelf installation and adjustment Double notched in 5" increments to accommodate items of various sizes Specialized thread pitch of 12 threads per half-inch, optimized for Shelving Inc. components (see Product Details section below purchasable options for more information) Includes post caps and leveling feet (adds 1" to total height) for stability on uneven floors For use indoors, dry storage only NSF approved 64-96"h posts have a two-piece design and form by twisting the halves together in the middle. Posts cannot be connected to each other to increase height. If you need a height that is not listed below, we can still help! We offer a custom cutting service to reduce the length of your post. Posts can be cut to any size in 1" increments. Click Here for more details. Shipping: Next Business Day