The AiA-M-G/R series AC power input 2-phase closed loop stepper motors with built-in gear/rotary actuator type are available in ¡õ 60 mm, ¡õ 86 mm frame sizes. The AiA-M-G/R series motors are ideal for high torque in a small space with compact size. The built-in rotary actuator types are ideal for ease of use and durability when connecting loads.