Meco R188 6.35x12.7x4.762mm Ball Bearing Ss420 Hybrid 10 Beads Ceramic Balls For Fidget Hand Spinner

Description: R188 6.35x12.7x4.762mm Ball Bearing SS420 Hybrid 10 Beads Ceramic Balls for Fidget Hand Spinner Specification: Material Stainless steel(ring) +Silicon nitride ceramic(balls) Structure Deep groove Inner diameter 6.35mm Out diameter 12.7mm Thickness 4.762mm Turning Time itself approx.20-30seconds Turning Time in spinner approx 2-3minutes. Features: Fitting for hand fidget spinner. More stable,small noise. Can achieve the bearing inner ring and outer ring insulation. Performance of oil free self lubrication,Waterproof. Can make your hand fidget spinners run faster and it gains long lifetime. Note: The actual turning time depends the structure of your spinner and your proficiency. Package Included: 1 x Spinner bearing More Details: