... . Easy to assemble and replace; 5.more competitive price .6.All items of linear bearing as following:Standard types: LM3UU/LUU---LM100UU/LUUAdjustable ... ,LME..AJ,LMEF..UU/LUU,LMEK..UU/LUU;KH types linear bearing: KH06PP,KH0824PP, KH1026PP, KH1228PP, KH1428PP, KH1630PP, KH2030PP, KH2540PP, KH3050PP, KH4060PP ... visiting our website,welcome to inquiry . ERSK High quality low price Linear bearing LM3UU