Loose Ceramic G20 Ball 11/16" =17.463mm Si3N4 Silicon Nitride Fidget Hand Spinner 100 x 140 x 20

100 x 140 x 20 mm

🟢 Inner ring: Removable for easy assembly

outer diameter is 30mm and width is 9mm

they’re perfect for skates

61810-2RS1 Deep groove ball bearings single row Radial Bearing 50 mm ID x 65 mm OD x 7 mm Wide

Loose Ceramic G20 Ball 11/16" =17.463mm Si3N4 Silicon Nitride Fidget Hand Spinner 100 x 140 x 20G20 Loose Ball Bearing 11 16" inch = 17. 463mm Ceramic Ball (Si3N4) One Ball Loose Ceramic Ball 11 16 inch Si3N4, this is a popular size that could be used in any application that uses this size 11 16" inch. Ball is made from Ceramic Si3N4. Loose Ball Size: 11 16 Inch (17. 463mm ) Grade: G20 Material: Ceramic (Si3N4) Quantity: One Ball