text: 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_26967904_2 (a_external__cm_2__ VARCHAR, chambering VARCHAR)
  ### Question:
  How many  external (cm 2 ) are there for the .338 lapua magnum chambering?
  ### Answer:
  SELECT COUNT(a_external__cm_2__) FROM table_26967904_2 WHERE chambering = ".338 Lapua Magnum"