B428HS 美国REX带座轴承 ZB2200S,B428HS图纸,B428HS 采购价格B428HS,B428HS货期,AMT155515图纸,AMT155515 采购价格AMT155515,AMT155515货期 50CA080144重量,50CA080144尺寸,50CA080144参数,,