5 Pack Ring Binder Mechanism, D Shaped Metal Clip 2 Ring Binder Replacement Kit for Papers, Documents and Student Records

• Size: The length of the ring binder mechanism is 130mm/5.12in, the width of the base plate is 26mm/1.02in, the distance between the two D-rings is 80mm/3.15in, and the distance between the mounting holes is 122mm/4.80in, please pay attention to the sizes before purchasing.
• Paper Storage: The D-shaped ring has a height of 42mm/1.65in, a width of 36mm/1.42in, and an internal height of 32mm/1.26in, which is capable of loading approximately 300 sheets of paper with a total thickness of 30mm/1.18in, allowing the paper to be neatly organised to avoid clutter.
• Easy to Uo Use: The thing about metal ring binder is that it's very easy to use, just a few steps: 1. Press and hold the sides to open outwards; 2. Insert paper and hold down lever (if there is one); 3. Push both sides inwards to close.
• Quality Material: Ring binder mechanism is made of high quality metal with good corrosion and rust resistance, even if repeated opening and closing will not be easily damaged that can be used for a long time.
• Wide Application: The D-shaped ring paper binder can be used on its own to hold papers, documents, books, student records, lab records, or it can be mounted or secured to the spine of the folder to neatly organise important documents and information.

Specification: Name: D-shaped Ring Binder Mechanism Material: Metal Weight: 40g/1.41oz Package Included: 5 * D-shaped Ring Binder Mechanism