2013 hot sale self-aligning cylindrical roller bearing 1,Bearing steel GCr15 2,High ... speed 3,Competitive price 2013 hot sale self-aligning cylindrical roller bearing 1, Product: Self-ligning roller bearing2, Brand: LONGE and others3 ... , Grease: 180006, Hardness: 59-65 Rc7, Speed: 3000-5000/ minute8, Service: OEM9, Certificate: ISO9001:200810, Sample: FREE11, Packing: Single box with ...