R188 Hybrid Ceramic Ball Inline High Speed Bearing For Finger Spinner Toy Kit Description: Material: Hybrid ceramic Color: Silver Inner Diameter: 6.350mm (2.5") Outer Diameter: 12.700mm (5") Thickness: 3.175mm (1.25") Features: Brand New and high quality. Made of hybrid ceramic material, durable and practical. Ideal accessories for playing hand spinner without noise. Can help hand spinner with a high speed to spin. Notice: Please allow 1-3mm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. Package included: 1 Pcs Ceramic Ball Bearing（not included hand spinner） Screwdriver Celebration Activ for Finger Bearing Speed Ceramic High R188 Kit Ball Toy Other High-Quality Construction:Our home tools are made from premium materials to ensure durability and long-lasting performance. Each tool is crafted with precision, offering reliable and efficient results for all your home improvement tasks. Versatile and Multi-Functional:Designed to handle a wide range of tasks, our home tools are versatile and multi-functional. Whether you're fixing, assembling, or maintaining, these tools provide the functionality you need for various DIY projects. Ergonomic and User-Friendly:Our home tools feature ergonomic designs that provide a comfortable and secure grip, reducing hand fatigue during extended use. They are user-friendly and designed to make your work easier and more efficient. Compact and Organized Storage:We prioritize convenience and organization.