1x Aero Chain Guide Mats Lumins Output: High (200)

Lumins Output: High (200)

4 cm higher arc and 4

Insulated Aerodrink & Aquacell

- Crank Axle Material Steel Average Weight 757

while dropping the hammer

1x Aero Chain Guide Mats Lumins Output: High (200)Convert your 2x crank into a 1x setup by replacing your bulky and non aero front derailleur with this slim aero optimised unit (improves airflow around the derailleur area to minimise drag and save you a few watts). Also prevents those annoying accidental shifts to the small ring when you least want them! 24mm up down adjustment (including frame bracket) Suits ROUND chainrings from 50T to 62T Suits OVAL chainrings from 50T to 58T Fits to 2 ring crank