R188 Hybrid Ceramic Ball Bearings, High Speed Replacement Bearing for Hand Spinner Fidget Toy DIY Specification: Bearing type: R188 Bearing Material :Stainless Steel & Ceramic Silicon nitride Bearing Size: 6.35mm x 12.7mm X 4.762mm Function: This kind of bearings is perfect for hand spinner fidget toy, allowing longer rotation time, more balance. If you want to make an unique and exquisite hand spinner by yourself, our bearings would be the best choice! It can satisfy all of your imagination! Please note: We offer a complete money back guarantee. If you receive a defective item we will send you a free replacement or a refund, whichever you prefer.For all enquiries, please fell free to contact us on amazon via "contact the seller",Please include your order ID in your email if possible, this will help us to find your purchase and solve the problem more quickly!
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