... RatingP0-P6Seals TypeNO Place of OriginGuangdong,China(mainland)QCISO9001:2008Cage(type)Steel cage ,brass cageTechnologyLow noise , High Precision and DurabilityMain marketEurope ,America ... into: circular flange type, type, elliptical flange method of Abram, orientation, orientation method type circular flange Abram type, guide elliptic flange type, extended circular flange ...