Giro Eclipse Pro Helmet - Matte Dark Maroon Bikebox Cannondale Derailleur Hanger QR ST

Cannondale Derailleur Hanger QR ST SS 027

quieter shiftingThicker chromoly cogs from 11t to 28t for 500% durability increase over hi-tensile steelReplaceable small cogs extend service lifeNickel plated finish for less visible wearRated for E-bikesCompatible with Advent MX

The investment-cast steel body provides good leverage and includes an 8 mm hex fitting for removing seized or overtightened caps

1/2 x 3/32"Crank: Prowheel Pro-V30

Secure and Comfortable: The innovative under-jersey design keeps the hydration reservoir securely in place

Giro Eclipse Pro Helmet - Matte Dark Maroon Bikebox Cannondale Derailleur Hanger QR STFrom breakaway victories at the Tour de France to record setting wins at Leadville Trail 100, the Eclipse Pro is advanced engineering for riders obsessed with speed. The result of deep collaboration with the world's fastest pros, endlessly refined with CFD in the Giro lab and then proven in the windtunnel, the Eclipse Pro is 17% faster than the legendary Eclipse. With superior protection from Spherical Technology powered by Mips and Aura II