ball bearing with Pillow Block1) Gcr15 bearings with cast-iron HousingAll Steel Bearings Units2)UCP200 UCP204 UCP205 UCP206 UCP207-UCP300 SERIESUCF200 UCF204 UCF205 UCF206 UCF207-UCF300 SERIESUCFL200 UCFL204 UCFL205 UCFL206 UCFL207-UCFL300 SERIESUCT200 UCT204 UCT205 UCT206 UCT207 UCT208-UCT300 SERIES3)Gcr 15 (AISI 52100/DIN 100Cr6/JIS SUJ2)chrome steel material4)Tolerance standard: GB/T307(ISO492)5)Hardness: HRC60-HRC656)ISO9001 certificate7)single color box packingContact: Ms.Chunjie Zhang(Lisa)Liaocheng Jingtong Bearing CO.,LTD Tel: 0086-13184175555Fax: 0086-635-2111050