FSA VISION METRON 4D COMPACT 31.8x40 CARBON GY KOGEL Longer tooth profile helps to

Longer tooth profile helps to reduce noise and quickly shed mud

RHD and LHD compatible sprocket bosses

5mm diameter is perfect for medium sized hands

Creates a watertight seal: Helps prevent premature headset bearing wear and keeps your steerer spotless

Replacement 8-speed cassettes

FSA VISION METRON 4D COMPACT 31.8x40 CARBON GY KOGEL Longer tooth profile helps toContinuous carbon composite construction Aero Ergo flat top riser central section follows the natural arc of the arms with a 10 degree forward bend for more ergonomic climbing position and easier breathing Cable groove compatible with new Di2 systems w larger internal cable tunnel Reinforced and textured lever and stem clamping areas