Name the forward assist for a2 barrel profile
CREATE TABLE table_12834315_4 (forward_assist VARCHAR, barrel_profile VARCHAR)
SELECT forward_assist FROM table_12834315_4 WHERE barrel_profile = "A2"
### 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"