Genius Brake Lever Neck gaiters and most accurate integrated power

and most accurate integrated power meter crankset just got lighter with a new carbon crankarm construction

The Shimano Tiagra ST-4720 hydraulic shift/brake lever brings the all condition confidence and refined ergonomics of hydraulic disc brakes to the quick and intuitive shifting cyclists expect from Shimano Tiagra

get a continuous measurement on your wrist of how much power you’re applying to the road as you run

J-bend SRC hubs with high-strength Dual-Tooth pawls and lightweight aluminum axles

Proven time after time to be a reliable

Genius Brake Lever Neck gaiters and most accurate integrated powerBOX Brake Lever, Flat Bar BMX Individual Adjustable reach Titanium mounting bolt Stainless steel hardware Built in return spring