Ultimate Carbon Extension Ultegra With a double deadbolt design

With a double deadbolt design you can rest assured that this lock can withstand cut and twist attacks from pesky bike thieves

Vibration: 87

but is compatible with 8- to 13-speed drivetrains* as well as Zwift Cog and Click — letting you train with the setup that matches your goals and gear—whether you prefer the tactile feel of mechanical shifting or the clean simplicity of wireless

Features a 23oz vinyl headband

A durable carbon black mixture

Ultimate Carbon Extension Ultegra With a double deadbolt design3D shape with 15mm offset grip provides comfort across rotational configurations. Designed for high hand positions to optimize aerodynamic performance. 30 deg grip angle provides a neutral wrist orientation, promoting upper body comfort. Unidirectional carbon fiber construction creates an ideal strength to weight ratio. Trimmable termination height allows for custom tailoring to deliver the perfect fit.