Bore Size:40 mm Outside Diameter:68 mm Precision Rating:ABEC-1. ABEC-3. ABEC-5. ABEC-7. ABEC-9 Seals Type:ZZ 2RS OPEN Number of Row:Single Row Material:Chrome Steel GCR15 Color:Silver Feature:Long Life High Speed Application:Machinery Cage:Steel Cage Product name:Bearing 6008 Service:OEM Customized Services Certificate:ISO9001:2008 Package:Plastic Tube Lubrication:Oil Grease Show More