Pay in 4 interest-free payments of $20.00 Learn more
Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
Precision bottom bracket bearings are spaced further apart
Attaching your saddle to the R1 Seatpost is a simple procedure
Lightweight aluminium chainrings
Spinning up hills suddenly got easier with two extra teeth over the previous SORA
it caters for it all thanks to the unique tread pattern throughout the tyre
Shimano Tiagra 4550 9 Speed Compact Chainset - 50/34T - 170mm Arm - Silver Handlebar Width_73cm Precision bottom bracket bearings areShimano Tiagra 4550 9 Speed Compact Chainset 50 34T 170mm Arm Silver 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 tooth