... ,219 etc.Carring idler,return idler,impact idler,centring idler,spiral idler,comb sharp clean idler,taper shaped idler,steel idler ... running and good qualityExcellent lubricating propertyWe can support series of conveyor idler(roller)/pulley/bearing housing ! We will quote to you ... as your specific information or as drawings Roller ,Belt Conveyor idler,various conveyors