Miter Transmission 1pcs 90 Degree Worm Gear Gearbox 1 to 10 1 to 20 Reduction Gearbox Angle Steering Device Right Angle Reversing Gearbox Pinion Mechanical (Color : 1:20 6mm in Shaft and 6mm

UUNVTOSUA- 1:10 6mm in shaft and 6mm out shaftB- 1:10 8mm in shaft and 8mm out shaftC- 1:20 6mm in shaft and 6mm out shaftD- 1:20 8mm in shaft and 8mm out shaftWorm gear parametersWorm material 45 steel blackened Worm gear material copperNumber of worm heads 1 2 Worm diameter 18mmWorm length 32mmWorm gear teeth 20 teethWorm gear outer diameter 22mmTooth width 10mmStep outer diameter 17mmStep thickness 8mmWorm gear inner hole 6mm or 8mmInstallation center distance 18mmThe overall weight of the gearbox is about 0.25kgFrame material: aluminum alloy: Aluminum alloy processing, punching and cutting may produce scratches, which will not affect the use.The product has no fixed mounting holes, and the buyer needs to drill and fix it by himself, and there is no cover on the top and bottom.This product is a simple model and cannot be used for high-speed operation. It is used in places where accuracy is not high.The reduction ratio of 1:20 means that if the worm input shaft rotates 20 revolutions, the worm gear output rotates 1 revolution