at the outbreak of world war i, the model 1907 berthier rifle was modified for mass manufacturing, resulting in the mdle 07/15. the sights, barrel band, and stacking hook were simplified to increase the rate of production. while the original 1907 rifle incorporated a cruciform bayonet, the 07/15 was modified to take the same bayonet as the lebel, simplifying supply. the turned-down bolt handle was changed to a simpler straight bolt.