... speed ratio 2. Compact 3. Smooth and stable run and low noise 4. Reliable in operation and long service life ZLYJ series speed ... capacity, stable in transmission, low noise, high efficiency, etc.Speed reducer typeSpecification:ZLYJ112,133,146,173,200,225,250,280 ... (May have various mistake bid heavy section made to order speed reducer). Hold series code name , specification number , transmission ratio , ...