Shimano 105 FC-RS520 Front Crankset Chainring:50/34 New spokes and hubs give

New spokes and hubs give the Cosmic SL 40 a light and lively feel for climbing and accelerating

Compatible with Shimano Di2 Bar End Type Junction (EW-RS 910)

SpecificationsALARM FUNCTION: NoCOLOR OF FACETS: blackWEIGHT: 330 gLOCKING TYPE: number combinationDESIGN COLOR: black

Having a spare tube doesn't do you much good if when you go to use it

It is designed to be paired with the PRO Vibe Superlight Stem and can be complimented by the PRO Vibe Computer Mount and PRO Gap Cap Expander Carbon

Shimano 105 FC-RS520 Front Crankset Chainring:50/34 New spokes and hubs giveDominate the Road: The Shimano FC RS520 crankset is your gateway to high end performance at an affordable price. With a 4 arm design and 2x12 speed 50 34T chainrings, experience smooth and precise shifting like never before. This crankset is compatible with modern disc brake road frames, delivering a winning edge in any race. Specifications Affordable and high end style crankset 4 arm crankset for 12 speed drivetrain Compatible with frames of O. L. D.