Product Description Extremely stable: the Downhill Inner Tube by Maxxis Since the downhill courses are getting harder and harder, Maxxis has upgraded: to 1.50 mm wall thickness. Specifications:Application:DownhillETRTO: 62-507 - 70-507 Tyre Dimensions:24 x 2.4 - 2.7"Inner Tube Material:butylValve Type:SV / Presta 36 mm, AV / Schrader 36 mmModels:24x2.5-2.7 AV / Schrader 36 mm Valve Type:AV (Auto / Schrader valve)Valve Length:36 mmManufacturer Number:2431 24x2.5-2.7 SV / Presta 36 mm Valve Type:SV (Sclaverand/Presta)Valve Length:36 mmManufacturer Number:2430Valve InformationTubes are available with various valve types. Choosing a valve is dependent on application and the rim's valve hole diameter. AV / Schrader Valve: Synonyms: Auto Valve (AV), Schrader ValveOuter Diameter: 8.5 mmMax. Pressure: 10 bar SV / Presta Valve: Synonyms: Sclaverand Valve (SV), French Valve, Presta ValveOuter Diameter: 6.5 mmMax. Pressure: 15 barTechnology:MPC: The Maxxis Performance Compound (MPC) is the all-rounder compound from Maxxis. This rubber compound also benefits from the development expertise of the world's largest bicycle tyre manufacturer and convinces in daily use with very long durability, grip and maximum reliability. Contents:1 x Weight: black | Schrader Valve (AV) | 62-507 to 70-507 | 24x2.5-2.7 Schrader | 36 mm: 427 g Manufacturer: Maxxis International 545 Old Peachtree Rd NW Suwanee GA 30024 USA info@maxxis.de Distributor: bikemarketing BMG GmbH Provinostr. 52 86153 Augsburg Germany contact@maxxistires.de