Shokz OpenFit PRO True Wireless Earbuds - Black ABUSMARCH Up to 60 hr runtime

Up to 60 hr runtime in Eco-Flash mode

SM-CR86 direct-mount chain ring

Chainring interface is 5-bolt (110 BCD) and 4-bolt (110 BCD)

Combined with 13-speed 9-42 and 10-48 cassettes

As a further aid to the aerodynamic profile of the helmet

Shokz OpenFit PRO True Wireless Earbuds - Black ABUSMARCH Up to 60 hr runtimeShokz OpenFit Pro Open Ear Sound Reimagined Experience audio that keeps you connected to your world and immersed in your music. The Shokz OpenFit Pro are premium open ear wireless earbuds engineered for all day listening from workouts and commutes to work calls and leisure. Designed for comfort, clarity, and awareness, these earbuds deliver powerful sound without blocking your ears, so you stay alert to your surroundings. Key Features Rich, Detailed