Schwalbe No. 21F Inner Tube - 27.5" | Freeride

Only 200 grams and simultaneously perfect for big tires: Schwalbe's 27.5 inch Freeride tube. Available with different types of valves. Extreme air pressure stable! The rubber compound makes it possible: less air leakage and less to pump. Extremely reliable! Quality control for safe riding pleasure: each Schwalbe tube is checked twice on air retention in the factory. Fit the following tire dimensions: 54-584 (27,5 x 2.10) 57-584 (27,5 x 2.25) 60-584 (27,5 x 2.35) 62-584 (27,5 x 2.50) 65-584 (27,5 x 2.60) 70-584 (27,5 x 2.75) 75-584 (27,5 x 3.00) In general valves can be separated into three different groups: Presta valve: Sclaverand valve,Race valve, French valve Dunlop valve: Wood, Bicycle or Dutch valve Schrader valve: Standard, Car or Moto valve Valve type: Presta (Sclaverand) ||| Schrader (Auto) Weight supplement: manufacturer information