Heavy Duty

Heavy Duty, Polypropylene / Nylon
Bearing

Double Ball Bearing

Material

Nylon-Based, Polypropylene-Based

Heavy Duty, Polypropylene core with Elastic Rubber
Bearing

Double Ball Bearing

Material

Polypropylene-Based, Rubber-Based

Heavy Duty, PP core with Elastic Rubber
Bearing

Double Ball Bearing

Material

Rubber-Based

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