This is a container loaded with light duty TPR twin-wheel casters, about to go to Great Britain. The customer customized the logo and packaging, using 2 brakes and 2 universal casters as a set of e-commerce mailing packaging kits. This kind of TPR wheels are economical and quiet, and can withstand greater load than single-wheel casters. They are generally used on the base of washing machines and refrigerators.
If you want more detail, you can check the tpr twin-wheel casters.
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