CREATE TABLE table_26967904_2 (chambering VARCHAR, f_bolt___kgf__ VARCHAR)

What is the chambering for the 8339 f bolt ( kgf )?
SELECT chambering FROM table_26967904_2 WHERE f_bolt___kgf__ = 8339
SELECT "chambering" FROM "table_26967904_2" WHERE "f_bolt___kgf__" = 8339