CDU ikurikirana ya aluminium alloy imyanya myinshi ya pneumatike isanzwe ya silinderi nigikoresho cyo hejuru cyane. Silinderi ikozwe muri aluminiyumu ivanze, ifite uburemere bworoshye kandi irwanya ruswa. Igishushanyo cyimyanya myinshi ituma yimuka mumyanya itandukanye, itanga ihinduka ryinshi kandi rihinduka.
CDU ikurikirana ya silinderi ikoresha ihame risanzwe rya pneumatike kugirango itware silinderi ikoresheje umwuka wugarije. Ifite imikorere yizewe nigikorwa gihamye, kandi irakwiriye mubikorwa bitandukanye byo gutangiza inganda. Silinderi iroroshye kandi yoroshye kuyishyiraho, kandi irashobora guhuzwa hamwe nibindi bikoresho na sisitemu.
Kimwe mu byiza bya silindiri ya CDU ni imikorere yacyo yizewe cyane. Ikoresha kashe yo mu rwego rwo hejuru kugirango yizere ko silinderi idasohoka mugihe ikora. Muri icyo gihe, silinderi nayo irwanya kwambara cyane kandi irashobora gukomeza gukora neza nyuma yo kuyikoresha igihe kirekire.