Closed with 2 metal, one shield from each side, to protect the bearing from dust or any possible contamination.Commonly used for electric motors, wheel bearings, agricultural, conveying and much more.Product Name : Deep Groove Ball BearingModel No. : 6200ZZInside Diameter : 10mm/ 0.39"Outside Diameter : 30mm/ 1.2"Thickness : 9mm/ 0.35"Color : Silver ToneMaterial : MetalPackage Content : 1 x Deep Groove Ball BearingNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.
