... . heat dissipation 5. high performance High torque speed reducer with motor for industrial parts NMRV worm gear box with output shaft: 1 ... Inner packing: CartonOuter packing: Wooden caseYou also can order color for silver, green, and other color8)model number:NMR025,NMRV30,NMRV40 ... ,NMRV090,NMRV110,NMRV130 Factory outlook:office:Fair:speed reducer with motor use in the following machines:packing: