Mubice byubufasha bwo kugenda hamwe nibikoresho byoroshye, guhitamo ibikoresho bigira uruhare runini mubikorwa byabo nuburambe bwabakoresha. Ingero ebyiri zigaragara ni aluminium alloy intege zimuga hamwe nibikoresho byibyuma. Buri bikoresho bitanga ibyiza bitandukanye bishobora kuzamura cyane ubuzima kubakoresha. Intebe y'ibimuga ya aluminium izwiho uburemere bworoshye ariko bukomeye