Deep groove ball bearings for high speed or high speed operation, but also very durable, without regular maintenance. 1) Material Used: GCr15_China/ (AISI) 52100_American/ (Din) 100Cr6_Germany; 2) Types Specialized: 6000, 6200, 6300, 6800, 6900 Series, with ZZ, 2RS, OPEN available; 3) Dimension Range: d (ID): 3-50mm; D(OD): 10-110mm; B(Width): 4-27mm; 4) Radial Play (Clearance): C2, C0, C3, C4, C5; 5) Tolerance: ABEC1, ABEC3, ABEC5 (P0, P6, P5); 6) Vibration: Z1V1, Z2V2, Z3V3; 7) OEM Service Supplied, we are now supplying OEM services to KG,DPI,ZIB,NSB.1 in Middle East Market; 8) Application: Motorcycles, Electric Bicycles, Electric Motors (Scooters), Electric Tools, Fans, Sports Apparatus, Washing Machines, Dust Collectors, Ventilators, Textile Machines, Running Machines (Treadmills), Household Appliances, Water Pumps, Agricultural Machines, Precision Machineries, etc. 9) Develop nonstandard types according to customer's requirement 10) Packing: plastic tube packing or individual box packing Quality: with ISO 9001:2000 Quality System & SGS Test passed; We are the Original Manufacturer of the ball bearing, with no Middleman involved, so we can provide you Competitive Price and more Efficient Cooperation!!! If anything of interest to you, please feel free to contact us, thanks! Looking forward to be a Good Business Partner of you.