Worm gear
Model 4731/4733/4734/4737
Ketterer
- Ratio 1:1, 2:1, 3,25:1, 4,33:1, 7:1, 8,5:1, 17:1, 20:1, 30:1
- Housing made of die-cast zinc
- Gear with synthetic friction bearing
Input and output can be modified to customer requirements.
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