... 95%.cast iron or aluminum gearbox are available. NOSEN bevel gears box RNV-Series,cubic shape of gearbox.Model: RNV-065 ... 200,RNV-260Function: right angles change transmission directionsConfigurations: spiral bevel gears,bearings,gearbox,input and output shaftsMaterials: 1.Spiral bevel ... gears: alloy steel,case hardened,be of high rigidity and ...