1.material:Gcr15 2.ten years export bearings 3.dependable performance 4.prompt delivery 5.excellent service SERIESBORE DIAMETER(MM)VARIANT RUCTURE2220010-220K,/W33,K/W332230010-190K,/W33,K/W332310010-240K,/W33,K/W332320010-240K,/W33,K/W332300010-260K,/W33,K/W332400010-260K,/W33,K/W332410010-240K,/W33,K/W332130010-110K,/W33,K/W33 Application:suitable for heavy machinery used in mining , ...