Ngwaah?a a na-ap? ap? na hydraulic hydraulic ab??, onye ? b?la na-eje ozi d? mkpa ma d? iche. Otu cylinder na-ejik? ?n? n'okpuru ogwe aka gwuo egwu. ? b?gh? naan? na-enye nkwado d? mkpa mana ? na-ar?kwa ?r? d? ka onye ? b?la, na-eji uru ar?m?r? n'oge ?r?.

Ihe cylinder nke ab?? d? na nt?ala nke mgb?r?gw?. Ike Hydraulic na-akwalite cylinder a iji nway? gbat?r? ma laghachi az?. Ezubere ihe a na-eme ka ? gbasaa site na mgb?r?gw? osisi ah? nke ?ma, na-ebelata nguzogide ah? zutere n'oge ?kachas? na ?m?p?ta mgb?r?gw? osisi - iwepu mgb?r?gw?.

Nyere na ngwaah?a a na-eji otu usoro hydraulic d? ka hydraulic hama, cylinder ah? n'okpuru ogwe aka nwere ihe p?r? iche ch?r?. ? ga-ad?ta mman? hydrauco site na ogwe aka na ogwe aka. Site n'ime nke a, ? nwere ike ijik? nd?t? ya na iweghachite ya na nke b?ket cylinder. Mmek?r?ta a b? ihe d? mkpa iji nweta ar?m?r? d? elu - ar?m?r? na elu - ar?m?r? ?s?, na-eme ka ak?r?ngwa r?? ?r? - na-ewep? ngwaah?a kachas?.