DRL RacerX sets quadcopter speed record with APC propellers
The Drone Racing League RacerX set a battery-powered quadcopter ground-speed record using APC propellers.

Evidence notes
- RacerX achieved a two-way average speed of 163.5 miles per hour over a measured 100-metre course.
- The purpose-built FPV quadcopter weighed 800 grams and completed runs in both directions for the record attempt.
- Its use of APC propellers demonstrated the components in a high-load racing-drone configuration.