Product Description The Turbo Inner Tube with SV valve from Specialized - lower rotating mass The helps you save approx. 40 grams of rotating mass, which reduces rolling resistance by up to 13% per wheel. The inner tube has a Presta valve, also called French or Sclaverand valve, with an oversized valve bottom to prevent tearing. The valve stem has a non-continuous thread, meaning it is smooth on top to provide an unobstructed interface with the pump head. Specifications:Application:Road, Triathlon & Time Trial, City & TouringETRTO:20-622 to 26-630Tyre Dimensions:700 x 20C to 700 x 26CInner Tube Material:butylValve Type:SV / Presta 40 mm, SV / Presta 48 mm, SV / Presta 60 mm, SV / Presta 80 mmFeatures:thin inner tube (0.6 mm) saves about 40 grams of rotating massreduces the rolling resistance by up to 13%oversized 4.8 cm valve base prevents valves from tearing offsmooth valve stem on top for easier mounting and less wear on the pump headpacked in talc for easier installationValve InformationTubes are available with various valve types. Choosing a valve is dependent on application and the rim's valve hole diameter. SV / Presta Valve: Synonyms: Sclaverand Valve (SV), French Valve, Presta ValveOuter Diameter: 6.5 mmModels:20-26 x 622-630 SV / Presta 40 mm: Valve Type:SV (Sclaverand/Presta)Valve Length:40 mmManufacturer Number:03019-0200 20-26 x 622-630 SV / Presta 48 mm: Valve Type:SV (Sclaverand/Presta)Valve Length:48 mmManufacturer Number:03019-0201 20-26 x 622-630 SV / Presta 60 mm: Valve Type:SV (Sclaverand/Presta)Valve Length:60 mmManufacturer Number:03019-0202 20-26 x 622-630 SV / Presta 80 mm: Valve Type:SV (Sclaverand/Presta)Valve Length:80 mmManufacturer Number:03019-0203Contents:1 x Manufacturer: Specialized Germany GmbH Hauptstraße 4 83607 Föching Germany www.specialized.com/contact-us