Topeak Tri-Backup Tube Bag PSI 17T front range and it

17T front range and it has programmed chain guide trim settings and can be used in full or semi SHIMANO SYNCHRONIZED SHIFT modes

Grips: Stratus Lite 3

Easy access

with the smaller rear wheel creating a snappy

The full coverage of the S-LENS VZUM ™ lenses allows an unobstructed and complete view of your environment

Topeak Tri-Backup Tube Bag PSI 17T front range and itLong days in the saddle training and racing take their toll on your equipment. Tri BackUp TubeBag provides protection from harmful ultra violet rays that can quickly degrade an inner tube. So the next time you have to fix a flat, your tube is ready to go. Designed to integrate with Tri BackUp Pro V and Tri BackUp Pro I for maximum aerodynamic efficiency. MATERIAL 420D nylon MOUNT Works w TRI BackUP Pro V Pro I Saddle rails COMPATIBILITY Up to 700 x