Muc-off Big Bore Hybrid Tubeless Valves Large - Iridescent Price Group:Price_S and a stout injected-nylon inner

and a stout injected-nylon inner shank to help transfer your power to the pedals

- 18 speed Shimano with hydraulic disc brakes

- CONNECTIVITY: Bluetooth

2 version controls and electronics

it's the Contessa Spark 910

Muc-off Big Bore Hybrid Tubeless Valves Large - Iridescent Price Group:Price_S and a stout injected-nylon innerEngineered with precision and designed to deliver maximum inflation simply and efficiently, this patent pending valve sets a new standard and is the benchmark in high air flow tubeless tyre systems with a revolutionary 'Straight through' internal design for maximum airflow fire power. Our Big Bore Hybrid offers up to 245% higher air flow than traditional Presta valves thanks to the straight through bore design. Precision CNC machined from 7075