Plastic bobbin is suitable for winding up zippers, ropes, straps, etc.
In the middle it has a hole with a diameter of 1.9 cm. You can put it on a rod.
Dimensions see photo.
Annotation: Hole diameter: 1.9 cm, Diameter: 13 cm, Height: 16.5 cm..
Plastic bobbin is suitable for winding strings, ribbons, braids, etc.
In the middle it has a hole with a diameter of 21 mm. You can thread it onto a rod or string.
Dimensions see photo.
Annotation: Hole diameter: 2.1 cm, Diameter: 6 cm, Height: 6.6 cm..