1.Worm gearbox, gearbox, gear reducer 2. ISO9001:2000, SGS,CE etc 3.Warranty 1 year 4. IEC, NEMA , SERVO Standerd aluminum case NMRV025-150 series worm gearbox Worm gearboxgearbox gearmotorworm gear reducerPhotoTechnical datas Item name:Worm Gear ReducerSize No.:NMRV030-150Ratio:7.5,10,15,20,25,30,40,50,60,80,100Color:Blue/ SilverMaterial:Housing-Casting iron-HT200 -250#/ AluminiumWorm Gear- KK ...