BT30-ER16-L  BT30-ER20-L  BT30-ER25-L  BT30-ER32-L 

 BT30-ER40-L  BT40-ER16-L  BT40-ER20-L  BT40-ER25-L

 BT40-ER32-L  BT40-ER40-L  BT50-ER16-L  BT50-ER20-L

 BT50-ER25-L  BT50-ER32-L  BT50-ER40-L

C16-ER11,ER16-L  C20-ER16,ER20,ER25-L   

C25-ER16,ER20,ER25,ER32,ER40-L    C32-ER25,ER32,ER40-L