... 22300, 23100, 23200, 24000, 24100 and 239002) Material of rings and rollers: chrome steel,GCr15 and GCr15SiMn 3) Material of cages: brass ... /C3/C4: Internal clearance series: C0, C2, C3, and C4 6) Typical applications: mine, machine,oil field,building industry ... reliable quality,competitive price,fast shipment and best services.Regards:MandyWELCOME YOUR INQUIRY AND CHATING ONLINE AT ANY TIME! 2012 HYIB ...