Na'urar zagayawa ta ƙunshi raƙuman ruwa 12 (ana shigar da ɓangarorin ƙarshe daidai a ƙarshen kowane shingen wutar lantarki), da wukake guda uku don samar da tashar zagaye.Idan aka nada kowace gwangwani, sai a riga an yi birgima da sanduna uku, da ƙulluna shida, da wuƙaƙe guda uku, da baƙin ƙarfe, da wuƙaƙe guda uku.Ana kammala shi bayan an mirgina sandar a cikin da'irar.Yana shawo kan matsala daban-daban masu girma dabam na gwangwani na birgima saboda abubuwa daban-daban;bayan wannan jiyya, gwangwani da aka yi birgima ba su da fayyace gefuna, sasanninta da tarkace (ƙarfe mai rufi shine mafi sauƙin gani).Kowace axis na na'ura mai jujjuya tana ɗaukar hanyar mai ta tsakiya, wanda ya dace kuma yana adana lokacin kulawa.Don hana ɓarna jikin gwangwani yayin isar da sauri, ana amfani da nau'ikan gilashin ƙarfafa da yawa azaman farantin tallafin tanki a ƙarƙashin da'irar da'irar tashar isar da tashar, kuma ana amfani da bearings na PVC nailan da aka shigo da su don kariya ta tanki. waƙa.Domin tabbatar da cewa an ciyar da jikin gwangwani daidai a cikin kejin kariya, silinda ta iska ta danna farantin gadin tanki don tura shi gaba lokacin aika gwangwani.