Schwalbe Racing Ralph is a versatile XC ply tire with a fast, sharp profile. This tire is specially designed for the rear wheel and offers excellent traction and acceleration on different surfaces. With pronounced shoulder marks, the band has good lateral grip and ensures great role characteristics. The tire is suitable for mountain bikes and has a tire size of 29x2.25 inches. It's a tubeless band with no weight of 670 grams. Maximum pressure is 3.7 bar. You'll find the band's specifications below: - Brand: Schwalbe - Model: Racing Ralph - Bike type: MTB - Net weight (G): 670 - Maximum pressure (bar): 3.7 - Spike: 67 - Compound Schwalbe: Addix Speed - Line Schwalbe: evolution line - Profile Schwalbe: HS490 - Tire size (inch): 29x2.25 - Tire type: folding tape - Tape diameter ("): 29" - Tubeless: Yes - Bandwidth: 57 - Inside or clincher: clincher - (Etro) Tire size: 57 - 622 - color black