![50-100PCS/BOX A4 3:1 Pitch 34 rings 6.4-19.1mm Colorful OY double coil double loop wire binding wire combs binding rings - AliExpress 50-100PCS/BOX A4 3:1 Pitch 34 rings 6.4-19.1mm Colorful OY double coil double loop wire binding wire combs binding rings - AliExpress](https://ae01.alicdn.com/kf/Hd2bbeed652f249549e3a533354ed4f64b/50-100PCS-BOX-A4-3-1-Pitch-34-rings-6-4-19-1mm-Colorful-OY-double.jpg)
50-100PCS/BOX A4 3:1 Pitch 34 rings 6.4-19.1mm Colorful OY double coil double loop wire binding wire combs binding rings - AliExpress
![Amazon.com : Rayson WR32159-50B Double Loop Binding Wires 5/8", 3:1 Pitch Wire Binding 32-Loop Wire Ring, Pack of 50 Black : Office Products Amazon.com : Rayson WR32159-50B Double Loop Binding Wires 5/8", 3:1 Pitch Wire Binding 32-Loop Wire Ring, Pack of 50 Black : Office Products](https://m.media-amazon.com/images/I/71FsPcakZjL.jpg)
Amazon.com : Rayson WR32159-50B Double Loop Binding Wires 5/8", 3:1 Pitch Wire Binding 32-Loop Wire Ring, Pack of 50 Black : Office Products
![Amazon.com : Binditek 100P Double Loop Wire Binding Spines, 3/8Inch Binding Wire for Letter Size, 3:1 Pitch, 60 Sheet Capacity, 32-Loop, Black : Office Products Amazon.com : Binditek 100P Double Loop Wire Binding Spines, 3/8Inch Binding Wire for Letter Size, 3:1 Pitch, 60 Sheet Capacity, 32-Loop, Black : Office Products](https://m.media-amazon.com/images/I/71qkUVxZEqL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Binditek 100P Double Loop Wire Binding Spines, 3/8Inch Binding Wire for Letter Size, 3:1 Pitch, 60 Sheet Capacity, 32-Loop, Black : Office Products
![Amazon.com : Binditek 100P Double Loop Wire Binding Spines, 1/2Inch Binding Wire for Letter Size, 3:1 Pitch, 100 Sheet Capacity, 32-Loop, Black : Office Products Amazon.com : Binditek 100P Double Loop Wire Binding Spines, 1/2Inch Binding Wire for Letter Size, 3:1 Pitch, 100 Sheet Capacity, 32-Loop, Black : Office Products](https://m.media-amazon.com/images/I/71rB0Du6-uL._AC_UF894,1000_QL80_.jpg)