Maxxis Aspen ST XC (Cross Country) Tubeless Road Tire 29er - Black Variant:29x2.25 TB00523400 MaxxSpeed/EXO/TR Battery Life:Up to 30 hours

Battery Life:Up to 30 hours

Ultra comfortable

High resistance

a freehub is needed (sold separately)

The uninterrupted shifting experience of the ULTEGRA R8100 12-speed cassette range lets you climb

Maxxis Aspen ST XC (Cross Country) Tubeless Road Tire 29er - Black Variant:29x2.25 TB00523400 MaxxSpeed/EXO/TR Battery Life:Up to 30 hoursAspen ST XC (Cross Country) The Aspen ST is an ultra low profile race tire designed primarily for short track XC use. Sometimes referred to as the Fastpen, this tire is sure to give any racer an edge in dry conditions. Rubber: MaxxSpeed Casing: 120 TPI + EXO (XC Race) 170 TPI + EXO Team Spec (Ultra Lightweight XC) 2. 40 Wide Trail (WT) sizes are optimized for 30mm inner width rims Tubeless Ready (TR) Category: XC Race Recommended Uses: Dry XC