Double seal system

Comet: 72-0 lumens - 3hr 30min runtime

BSA/PF30/BB30: Bearings

Regular cleaning of these important components helps to prevent premature wear

it might chafe on the paintwork - depending on the size of your handle

CushCore Tubeless Valves - Turquoise - 44mm Envelope Shipping Double seal systemThis specially designed tubeless air valve is required for use with each CushCore insert. The air passageway is T shaped, rather than a simple through hole. This T shape prevents the insert from obstructing airflow through the valve. These are sold as a pair and the 55mm option should accommodate deep rim profiles easily. Available in red or green to make you jolly all year round. Who's this for: Anyone running CushCore who needs to replace and