Gear Transmission with Box Gear Small Engine with Gearbox Small DC Motor with Gearbox Increaser Transmission Gear Box Wenzhou Qilian Imp. & Exp. Co., Ltd. Base Info Description Pre：Nmrv030 Series Drv 10 to 1 Reduction Gearbox 15 1 Ratio Gearbox Nrv Worm Gearbox Cone Worm Gear Reducer Worm Gear with Motor Next：Nmrv025 Worm Gear Reducer Mechanical Speed Variator Hollow Shaft Geared Motor Marine Transmission Screw Jack Ratio Gearbox
