The APPS17 is a 42mm / NEMA 17 frame, hybrid stepper-based actuator. The APPS17 is available in standard or custom designs as a linear actuator (non-captive), leadscrew motor (external linear), or guided linear actuator (captive). A variety of resolutions are offered, ranging from 0.006 to 0.032 mm per step, with an output force of up to 351 N (79 lbs.)