- Fully actuated
- Use spring to launch projectile
- Use hopper mechanism for autonomous loading
- Use latching servo for release trigger
- Autonomous loading of catapult
- Use servo to release single bean bag into catapult slot
- Two independently controlled wheels with a single free wheel in front
- Made of 1515 (1.5 in) Aluminum extrusion
- Length: 25 inches, Width: 18 inches
- The aluminum extrusion makes it easy to tweak dimensions
- The extrusion allows for easy mounting of parts
- Almost all components in each mechanisms were 3D printed as needed
- Allowed for a lot of flexibility in design