Sram Red Etap Axs D1, Rear Derailleur, Speed: 12, Cage: Medium, Black Wide Trail Being seen on your bike

Being seen on your bike at night never looked so good until Serfas' Thunderbolt Taillight hit the scene

Chin Curtain to prevent cold air from entering the helmet

You can pack everything you need for a ride

2 pen loops and a tethered key clip with LED light

* Super bright rear lighting* Articulated turn signals* Fully customizable flashing patterns

Sram Red Etap Axs D1, Rear Derailleur, Speed: 12, Cage: Medium, Black Wide Trail Being seen on your bike* SRAM AXS enabled for easy personalization* Orbit chain management technology keeps drivetrain quiet and secure* A single rear derailleur for all gearing combinations, including 1x and 2x * Improved motor and signal travel for faster shifting* Larger X SYNC pulleys and ceramic bearings for increased durabilityand efficiency* Compatible with existing eTap batteries