Schwalbe Thunder Burt Tire - 29 x 2.25 Tubeless Folding BLK Evolution Super Ground Addix Speed CheckoutSpec= Green A more denser packed tread

A more denser packed tread pattern to increase rolling efficiency

We won’t argue with either

keeping your feet warm

5" ISO Width (mm) 66 Labeled Size 27

Third party online sales strictly prohibited by manufacturer

Schwalbe Thunder Burt Tire - 29 x 2.25 Tubeless Folding BLK Evolution Super Ground Addix Speed CheckoutSpec= Green A more denser packed treadSchwalbe Thunder Burt Tire 29 x 2. 25 Tubeless Folding Black Evolution Super Ground Addix Speed. Schwalbe Thunder Burt Tires. The development goal of this tire was to combine the best of the Racing Ralph and Furious Fred. With its many small lugs it has the grip of the Racing Ralph but the low rolling resistance of the Furious Fred. PaceStar: fast rolling cross country compound with easy rolling base layer fast center and grippy shoulders TECH SPECS