Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_17 (chassis_code VARCHAR, model VARCHAR)
### Question:
What's the chassis code for the 280s model?
### Answer:
SELECT chassis_code FROM table_name_17 WHERE model = "280s"