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_4 (forward_assist VARCHAR, barrel_profile VARCHAR)
### Question:
Name the forward assist for a2 barrel profile
### Answer:
SELECT forward_assist FROM table_12834315_4 WHERE barrel_profile = "A2"