Planetary Reducer FLF57 Suitable for Nema 23 Gear Ratio 4 / 5 / 10 / 20 / 25 / 50 Max 25N.m For Nema23 57 Stepper MotorTools > Tool Parts25,08 $ (≈ 22,36 €)25,33 $Auf LagerSold by AliExpress WWZum Shop