Haomian 10 Packs- Magnetic 2 Ring Binder Locking Mechanism, 1" O-Shaped Rings, Replacement Kit Metal Clip Ring Binder for Paper Storage Folder Planner Accessories

10 Packs 2-Hole Ring Binder Mechanism Replacement Kit, 2 O Rings Metal Clip Ring Binder Mechanism Loose Leaf Binding Rings for Organizers Binder Planners (for A5 B5 A4 Size, Silver Color, 25mm)

Performore 3 Pack of A5 Notebook Mechanism Replacement Kit, 20mm 6-Ring Metal Binder Mechanisms for Loose Leaf Notebook Planner Binding Accessories, Screws Included (Rose Gold)

Wealrit 5 pcs A8 3 Ring Binder Mechanisms Replacement Kit,5 Colors Metal Ring Binder Mechanisms for Photo Album Diary Notebook