High quality , competitive price ISO9001:2008 Approval , OEM accept. Luoyang SBI Special Bearing Co,.Ltd. located in luoyang, China has been designing, manufacturing and supply bearings for more than 20 years. SBI currently holds ISO 9001-2008, since 1989. Good at slewing rings and full-complement roller bearings and other large size high quality bearings,70% export to EUR & North American! 120- ...