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 use a pair of scissors to cut open the bubble cushion
【2】Overall length: 11 inches=277mm(Standard Letter size);