Cov hinges no muaj qhov yooj yim thiab intuitive tsim uas tso cai rau yooj yim txuas rau koj cov rooj tog zaum, ua rau lawv zoo tagnrho rau cov neeg uas xav tau sai sai sib sau lawv cov rooj tog hauv tsev.
Cov cuab yeej zoo damping zoo txo qhov cuam tshuam quab yuam; lub kaw lus kaw kom ntseeg tau tias lub tub rau khoom raug thawb thiab rub kom ntsiag to thiab du.
Daim vis dis aus no qhia txog peb cov tub rau khoom zoo. Nws muaj peev xwm super bearing, nrog lub peev xwm siab tshaj plaws ntawm 35kg. Nws lub laub-rub yog yooj yim thiab du. Tom qab 50000 qhib thiab kaw cov kev xeem, nws tseem ruaj khov thiab ruaj khov los xyuas kom meej lub neej kev pab cuam ntawm cov swb rail. Tsis tas li ntawd, txhua qhov thawb thiab rub ntawm nws yog ntsiag to, ntsiag to heev.