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_12834315_5 (barrel_profile VARCHAR, name VARCHAR)
### Question:
What is the barrell profile that goes with the gas piston carbine?
### Answer:
SELECT barrel_profile FROM table_12834315_5 WHERE name = "Gas Piston Carbine"