Rolling ladders are a staple in most warehouses and now are being used in many homes. They are excellent option for use as rolling library ladders, a way to maximize storage, or just a great way to add a classic look in any space. With our quiet glide library rail you can build your own rolling ladder. Available in 4-foot and 8-foot lengths. The mounting brackets not included, they are sold separately under items 208454 and 208729.