 The Pistolet modèle An IX was designed to equip mounted units, each horseman using two pistols.It was used in most mounted units of the Consulat and during the early years of the Empire, as well as in the Navy.In 1806, the Pistolet modèle An XIII was introduced; the two system co-existed for some time, until the last modèles An IX were upgraded to the An XIII standard.