> For the complete documentation index, see [llms.txt](https://docs.revrobotics.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.revrobotics.com/duo-build/motion.md).

# Motion

- [Introduction to Motion](https://docs.revrobotics.com/duo-build/motion/intro.md)
- [Hex Shaft and Spacers](https://docs.revrobotics.com/duo-build/motion/intro/shaft.md)
- [Bearings](https://docs.revrobotics.com/duo-build/motion/intro/bearings.md)
- [Sprockets and Chain](https://docs.revrobotics.com/duo-build/motion/sprockets-and-chain.md)
- [Advanced Sprockets and Chain](https://docs.revrobotics.com/duo-build/motion/sprockets-and-chain/sprockets-and-chain-advanced.md)
- [Chain Tool](https://docs.revrobotics.com/duo-build/motion/sprockets-and-chain/chain-tool.md)
- [Timing Belts and Pulleys](https://docs.revrobotics.com/duo-build/motion/timing-belts-and-pulleys.md)
- [Gears](https://docs.revrobotics.com/duo-build/motion/gears.md)
- [Advanced Gears](https://docs.revrobotics.com/duo-build/motion/gears/gears-advanced.md)
- [Wheels](https://docs.revrobotics.com/duo-build/motion/wheels.md)
- [Linear Motion](https://docs.revrobotics.com/duo-build/motion/linear-motion.md)
- [Choosing an Actuator](https://docs.revrobotics.com/duo-build/motion/actuators.md)
- [Motors](https://docs.revrobotics.com/duo-build/motion/motors.md)
- [HD Hex Motor](https://docs.revrobotics.com/duo-build/motion/motors/hd-hex-motor.md)
- [Pinion Pressing Guide](https://docs.revrobotics.com/duo-build/motion/motors/hd-hex-motor/pinion-pressing-guide.md)
- [Pinion Removal Guide](https://docs.revrobotics.com/duo-build/motion/motors/hd-hex-motor/pinion-removal-guide.md)
- [Core Hex Motor](https://docs.revrobotics.com/duo-build/motion/motors/core-hex-motor.md)
- [Servos](https://docs.revrobotics.com/duo-build/motion/servos.md)
- [Smart Robot Servo](https://docs.revrobotics.com/duo-build/motion/servos/smart-robot-servo.md)