* high quality and durable material. reliable &amp;amp; safe shipment to prevent damage :<br /> * note: ships within 24 hours! 5-13 biness time.every shipment gets a tracking number! immediate ctomer service response! feel free to chat with  :<br /><br />specification:<br /> * material: metal<br /> * model no.6904zz<br /> * width: 7mm/0.28&amp;quot;<br /> * thickness: 9mm/0.35&amp;quot;<br /> * outer diameter: 37mm/1.4&amp;quot;<br /> * inner diameter: 20mm/0.79&amp;quot;<br /> * net weight: 37g<br /><br /> * commonly ed for electric motors・ wheel bearings・ agricultural・ conveying and much more.<br /><br />package included:<br />   1x deep groove ball bearing