Upper Materials: They feature a durable yet breathable synthetic upper with mesh inserts

4” tyres

we promise this one won't

With added Adjustable Hydraulic Bottom Out to resist harsh hits

The Shimano PD-M540 features a sealed cartridge bearing spindle to help keep dirt and water out increasing efficiency and life

SRAM Red E1 Aero Disc Brake - Rear - 2000mm - Black Dangerous Goods Upper Materials: They feature aEffortless control is right at your fingertips. With reduced effort and increased power, these brakes let you slow down quicker so you can spend more time going fast. Paired with their stiffest and lightest RED callipers, this brake is a winner. Features Optimised power and modulation for triathlon and time trial Textured carbon brake lever for better finger grip Reach Adjust to personalise fit for more hand sizes Stealth a majig connector makes