The jezail (sometimes Jezzail from the Pashto language) was a simple, cost-efficient and often handmade muzzle-loading long arm commonly used in British India, Central Asia and parts of the Middle East in the past.
Weapon used by the Afghan rebels fighting the British Empire (first Anglo-Afghan War in the middle of the 19th century)

Lithograph of a Kohistani with his jezail (first Anglo-Afghan War - 1839 to 1842), by Lieutenant James Rattray — The British Library, public domain