Nema42 110mm Planetary Gearbox Ratio 3-216:1 Speed Reducer 3000rpm Carbon Steel Gear Stepper Motor Servo Motor Planetary Reducer ,Low Noise - RATIO 100_OUTPUT 19 FOR SERVO

Stage Stage 1 Stage 2 Stage 3 Speed Ratio 3/4/5/6/8/10 16/20/24/30/36 56/64/96/144/216 Input (MM) 19 19 19 Output shaft (MM) 19/22 19/22 19/22 Keyway (MM) 6 6 6