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Ride Smarter and Safer with the Project 9 Ultra Bee Functional Brake Light
The Project 9 Functional Brake Light is the upgrade your Ultra Bee needs, delivering critical rear visibility with a dynamic brake light that gets brighter when you slow down — instantly alerting riders behind you.
Designed for real riders who demand performance an
4.8
59 ratings
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Wished it work on street legal Ultra bee
I wish the break sensor would flash the light but I still got it to work on the street legal Ultra bee
J
Justin · September 23, 2026
Great product. A must have. Brake light kit for Ultra Bee.
J
Jimmy · September 25, 2026
It’s perfect! Came 3 days early & the install wasnt hard at all