Features:- The Schwalbe Racing Ralph With Its Low Tread Depth Profile In The Center Of The Tread, Is Lightweight And Therefore Ensures High Speed.- This Makes The Racing Ralph The Ideal Tire For Competitive Cyclists.- This Tire Offers Enough Grip On Tricky Technical Parts And Provides A Lot Of Speed On Simple Single Tracks.- This Tire Can Be Perfectly Combined With The Schwalbe Rocket Ron As Rear Wheel.- Ideal Mtb Tire For Competitive Cyclists- Optimal Combination Of Speed And Grip- Low Tread Depth In The Middle Of The Tread For High Speed- Light Weight- Type Of Tire: Foldable- Suitable For Mtb- Rubber Mixture: Addix Speed- Execution: Snakeskin, Tl EasySpecifications:- Recommended Tire Pressure: 1.8 To 3.7 Bar- Maximum Load: 110 Kg- Profile: Hs425- Epi: 67- Weight: 560 Grams- Etrto Size = 57-559- Inch Size = 27.5x2.25