Imwe mu nyungu zingenzi za 120A zo hejuru zigezweho nubushobozi bwo gukoresha amashanyarazi menshi byoroshye. Ikigereranyo kigera kuri 120A, gitanga imbaraga zihamye, zizewe mugusaba ibidukikije byinganda. Ibi bigabanya cyane ibyago byo kubura amashanyarazi hamwe nigihe cyo guta igihe, bigatuma ubucuruzi bugumana urwego rwumusaruro no kugabanya igihombo cyose. Byongeye kandi, 120A yo hejuru-isohoka ryakozwe muburyo bworoshye bwo kwishyiriraho no kubungabunga mubitekerezo. Kanda-ihuza ihuza itanga uburyo bwihuse kandi bworoshye bwo kwishyiriraho, kubika umwanya n'imbaraga. Byongeye kandi, ubwubatsi bukomeye bwa sock butuma ubuzima bumara igihe kirekire, bikagabanya gukenera gusimburwa no kubitaho kenshi.