... , compact, lightweight, saves space for mounting, various install Our RV series double worm gear reducers,1) Small size, compact, lightweight, and ... , conjoins with other transmission machinery easily5) Specification: RV25~110 eight type totally6) Input power: 0.04~7.5kW (4 poles motor ... DZ single output shaft SZ double output shaft conjoined combination type RV series worm speed reducer