Kev Ntaus Hluav Taws Kub FM Ul240N Grooved Fulty Reducer
Cov lus piav qhia luv luv:
Hluav Taws Kub FM FM UP240N Groved Culentric Reducer yog cov khoom lag luam zoo tsim rau cov tshuab hluav taws. Qhov no grooved concentric reducer yog UL daim ntawv pov thawj, kom ntseeg tau tias nws txoj kev ntseeg tau thiab ua raws li cov qauv kev lag luam.
