SCHWALBE is one of the most famous tire and inner tube manufacturers in the world, which is distinguished by the quality of its products and a wide selection of models. There is a wide variety of tread patterns, valve types, sizes and purposes to choose from, from childrens and BMX to road, city, and mountain bicycle tires and inner tubes. There are also specialized tires for winter, electric and FATBIKE bicycles, and wheelchairs. Depending on the model, advanced technologies are used in production - ADDIX SpeedGrip, SmartGuard, SnakeSkin, ADDIX Speed, Performance, etc., which prevent punctures, provide better driving on the road or traction when driving off-road.
The Schwalbe SV21XXL is a bike tube with an Presta valve. The quality is top-notch and the Schwalbe tube is made of synthetic butyl rubber with a composition that provides maximum flexibility and good air retention. The bike tube comes in a weight of 420 grams and is thoroughly tested according to Schwalbe's high quality standards.
Product technical specifications
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Wheel size: 27.5"
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ETRTO size (mm): 90/120-584
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Size in inches: 27.5"
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Weight: 420 g
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Valve: SV
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Valve length: 40 mm
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Bead: Butyl