Comparison : |
Item # PB44-3, Servobox Series Model PB44 1-Stage, 3 Ratio, and Standard Output Bearing Planetary Reducer Gearbox Item # PB44-3N, Servobox Series Model PB44 1-Stage, 3 Ratio, and Solid Output Shaft Bearing Planetary Reducer Gearbox Item # PB44-4, Servobox Series Model PB44 1-Stage, 4 Ratio, and Standard Output Bearing Planetary Reducer Gearbox Item # PB44-4N, Servobox Series Model PB44 1-Stage, 4 Ratio, and Solid Output Shaft Bearing Planetary Reducer Gearbox Item # PB44-5, Servobox Series Model PB44 1-Stage, 5 Ratio, and Standard Output Bearing Planetary Reducer Gearbox
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