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_6303 ( "Country" text, "Track" text, "Length (m)" real, "Vertical Drop (m)" real, "Maximum Grade (%)" text, "Bobsleigh-skeleton curves" text )

### Question ###
What is the highest vertical drop among the 1,200 meter long tracks?

### Accurate SQL ###

SELECT MAX("Vertical Drop (m)") FROM table_6303 WHERE "Length (m)" = '1,200'