Claypipes fitted on stout galvanized iron wire forming an equilateral
triangle.

  

    

    
    Code
    

    
    Claypipe Length
  
  

    

    
    01
    

     5.0 cm
  
  

    

    
    02
    

     6.5 cm
  
  

    

    
    03
    

     7.5 cm