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If you have any problems with our products we want to be the first to hear about it. Contact us with any concerns.
All products sold or distributed by Biken are guaranteed to be free from defects in materials and workmanship for the life of the product.
All Monocrome bearings carry a special 6 month no questions asked replacement guarantee. This means that even if the bearing is damaged during installation we will replace it free of charge within 6 months of purchase. To receive replacement bearings, return the original bearings to us and we will get new bearings on the way to you.