Teravail Protection Tube - 20 x 1.25 - 1.9 35mm Schrader Valve Model=BB30 Thread Together Bottom Bracket Precise and reliable trigger shifter

Precise and reliable trigger shifter is great for repairs or upgrades

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Teravail Protection Tube - 20 x 1.25 - 1.9 35mm Schrader Valve Model=BB30 Thread Together Bottom Bracket Precise and reliable trigger shifterTeravail Protection Tube 20 x 1. 25 1. 9 35mm Schrader Valve. Teravail's Thorn Resistant tubes feature 4mm thick butyl rubber in the tread area tapering to 2mm sidewalls. 4. 0mm wall thickness TECH SPECS Flat Protection Thorn Resistant ISO Diameter 406 20" BMX ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 ISO Width (mm) 38 ISO Width (mm) 39 ISO Width (mm) 40 ISO Width (mm) 41 ISO Width (mm)