Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_20297668_1 ( wraps_per_inch__wpi_ VARCHAR, m_100g VARCHAR )

### Question ###
Name the wraps per inch for 120-240

### Accurate SQL ###

SELECT wraps_per_inch__wpi_ FROM table_20297668_1 WHERE m_100g = "120-240"