This Nema 34 stepper motor with 97mm body and 4.0A rated current, integrated a104mm square spur gearbox of 20:1 gear ratio. It's a good solution to applications that with limited space but need low speed and/or high torque.
Manufacturer Part Number: 34HS38-4004D-SG20
Motor Type: Bipolar Stepper
Step Angle: 0.09 deg
Holding Torque without Gearbox: 4.5Nm(637.25oz.in)