Shimano FC-4550 9 Speed Compact 50/34T Chainset - 170mm - With or Without Guard Chainguard:With Largest sprocket: 26t

Largest sprocket: 26t

And with the addition of a little bit of engineered flex

Chain guard type: without chain guard

X-Glide is the common denominator that gives XX it's unmatched shifting performance

Front specific fork direct mount or rear seat stay direct mount

Shimano FC-4550 9 Speed Compact 50/34T Chainset - 170mm - With or Without Guard Chainguard:With Largest sprocket: 26tShimano FC 4550 9 Speed Compact 50 34T Chainset 170mm With or Without Guard This 2 piece cap free design Tiagra level 9 speed compact chainset offers unbeatable performance, sporting many features from the pro level equipment, this allows a quick and easy installation whilst delivering a lighter feel compared to the traditional crank bottom bracket assembly. If you need quick and positive shifting, then the SG X chainrings with its pick up pins and