500ML CYLINDER PROTECTOR, Each

Details:

Here is the corrected text: This 5-pack of protective collars is designed for 500ml measuring cylinders and features a hexagonal ABS shape that measures 3 inches in length and width. Perfect for use in any science or home laboratory, these collars prevent overturned cylinders from rolling off surfaces. Each pack contains five protectors suitable for tubes with a diameter of 55mm (+/-0.25mm).