Schwalbe Racing Ralph Tire – 27.5 x 2.25 Tubeless Folding Black Evolution Super Ground Addix Speed. Schwalbe Racing Ralph is a pure racing tire. In the third generation of the Racing Ralph everything is designed for speed.

• In the 29″ variant, the special arrangement of the blocks and their elongation have been adapted to the longer footprint.
• Performance advantages of the large wheels are optimally improved.

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