UniCover Spine, Top Bind (8 1/2" Spine), 5MM, 20-40P, Black, 100/BoxThe Peleman UniCover Spines are compatible with your own front and back covers or Unibind cover sets. These spines can also be crimped for a solid, durable bind. UniCover Spine Top Bind spines are only 8 1/2" long, which makes them ideal for landscape letter-size documents, or smaller booklets. They are ideal for customized documents and perfect for fast-turnaround projects. Bind up to 40 pages with this 8.5" spine. This item is a special order item that typically requires 2-3 working days before shipping.