Igisubizo kiboneye: kugera kuntambwe imwe yo gutema no gutema ibiti bifite umubyimba uri munsi ya 125mm.Uruziga rwerekanwe rushyizwe kumurongo wo hejuru, kandi imashini irimo ibyapa byumunyururu hamwe nu murongo wo kuyobora bikozwe mubikoresho bidasanzwe kandi bitunganyirizwa hamwe neza. Byongeye kandi, ifite ibikoresho byumutekano kugirango birinde gusubira inyuma, birinda umutekano w'abakozi. Icyuma kimwe cyashushanyijemo cyateguwe mu mahugurwa agamije kuzamura imikorere mu bikorwa byabo byo gutanyagura, ariko ntishobora kwemeza ikoreshwa rya ripsaw. Hamwe nuruhererekane rwukuri rwicyuma no guteranya inzira, hamwe nigice cyagutse cyumuvuduko, irashobora gutanga umusaruro ukwiranye na kole-panne ako kanya nyuma yo gukata.