2Pcs Metal Standard Letter Size 3-Ring Binder Mechanism with booster ?3 O Rings,1 inch=25mm Capacity,20mm base width,Loose Leaf Binding Spines Combs for Organizers DIY Planners (Silver)?1?The Package includes 2pcs Standard Letter size metal ring mechanism with booster? 2 clips with...

2Pcs Metal Standard Letter Size 3-Ring Binder Mechanism with booster?3 O Rings,1inch Capacity, 17mm base width, Loose Leaf Binding Spines Combs for Organizers DIY Planners (Silver)?1?Before you purchase the goods, ,plz check the size from the pictures ,in case of...

2Pcs Metal Standard Letter Size Notebook 3 O Rings Binder Mechanism Replacement Kit? 30mm Capacity,20mm base width, Loose Leaf Binding Spines Combs for Organizers DIY Planners?1?The Package includes 2pcs Standard Letter size metal ring mechanism. NOTICE-HOW to OPEN the PACKAGE:Please...

2Pcs Metal Standard Letter Size Notebook 3-Ring Binder Mechanism Replacement Kit?3 O Rings,Loose Leaf Binding Spines Combs for Personal Organizers Planners (20mm Silver)?1?The Package includes 2pcs standard letter size metal ring mechanism with screws. Before you purchase the goods ,plz...

2Pcs Metal Standard Letter Size Notebook 3-Ring Binder Mechanism Replacement Kit?3 O Rings,Loose Leaf Binding Spines Combs for Personal Organizers Planners (Silver)?1?The Package includes 2pcs A4 size metal ring mechanism with 6mm one side rivets.As common, you also need tool...