GBC CombBind Spines, 0.625 Inch, 125-Sheet Capacity, Black, 25 per Box (4090046)
Basic in looks and functionality, the CombBind spine is perfect for internal reports and functional documents. Compatible with Ibico and most other plastic comb binding systems. 19-hole plastic spines won't scratch, chip, peel or discolor. Available in a variety of sizes and colors.