Mercari: Rollerbahn Ring Notebook Remover - Customize Your Notebook Easily disassemble double-ring notebooks. You can save the necessary pages from used ring notebooks. Shipped via Mercari's reliable delivery service. Instant purchase is welcome! We also sell loose rings, which are convenient for customizing Rollerbahn notebooks. If you have a favorite limited-edition cover, you can disassemble the notebook without damaging the cover. Stationery Loose Leaf Rollbahn Rollerbahn Rings Loose Rings Customization LIHIT LAB. Handmade Notebook Self-made Loose Rings