Zero backlash Harmonic Drive® pancake gear component sets offer the ultimate in design flexibility and can be tightly integrated into your machine design. These zero backlash products are well suited for applications where high torque density is of paramount importance. High Torque, Ultra Flat, and Hollow Shaft Options are available. These high accuracy gearing components are often used as the core building block for custom high performance servo actuators and motion control mechanisms. Customer-supplied servo motors can be easily integrated into the design. Features include: Zero Backlash, high torque capacity, Accuracy <1 arc-min, high torsional stiffness, high efficiency, smooth operation and robust cross roller output bearing. >> Learn more