What hand guard system is used with a gas piston commando?
CREATE TABLE table_12834315_5 (
    hand_guards VARCHAR,
    name VARCHAR
)
SELECT hand_guards FROM table_12834315_5 WHERE name = "Gas Piston Commando"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What hand guard system is used with a gas piston commando? ### Input: CREATE TABLE table_12834315_5 (
    hand_guards VARCHAR,
    name VARCHAR
) ### Response: SELECT hand_guards FROM table_12834315_5 WHERE name = "Gas Piston Commando"