Jecnovo Fidget Spinner Features:Funny Toy:It's an self-regulation tools to help with focus, attention, calming, and active listening.For nervous energy, helps with focus and its it's something to fidget with if things like leg shaking or pen clicking and tapping are an annoyance,very helpful ! These toys are being developed to help people with ADHD.Help people stop smoking,killing time,etc.Durable Crafts:It's made by high quality copper material from CNC machine,handmade surface treatment.The single-row bearing is built to support radial loads and has a revolutions per minute (RPM) limit of 34,000 with greased lubrication.Easy to DIY:The finger pads/buttons are easily removed via unscrewing each other. Could also replace the bearing if needed.Specifications:Main Material:CopperColor:BlackItem Size: 1.25 * 0.59in (R* H) Item weight: 88g / 3.1ozBearing type: 606Bearing Material：Stainless Steel & Ceramic Silicon nitride（Si3N4)Bearing Size: 6*17*6mm（ID/OD/H)100% Satisfaction GUARANTEED!Enjoys 1 Year Warranty & 30-Day Money Back.
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