ITEM NAME:10PCS Stainless Steel Ball Bearing Deep Groove Ball 626-ZZ 6MM Industry - OZ Description: Material: Steel, metal Size: 6x19x6 mm Inner diameter: 6 mm Outer diameter: 19 mm Thickness: 6 mm Package List: 10 x Ball bearings.Size: 6x19x6 mm. Thickness: 6 mm.