The 650B bikes are some of the sweetest out there AAAmost of the benefits of the giant 29ers with all the nimbleness you want from your old 26-incher. Schwalbe produced the Racing Ralph MTB Tire for members of the top-secret 650B club, and itAAAs a beauty. An excellent all-around tread pattern, light weight, and easy rolling design make this tire ready for all-day off-road adventures.Sharktooth-style U-blocks grip in all terrain, and love being leaned into Extremely low rolling resistance saves energy to make your day more enjoyable Open tread design self-cleans to avoid mud buildup Product FeaturesType: Material: Size: Bead: Foldable: Claimed Weight: Recommended Use: Manufacturer Warranty: