XLC MTB Tube 20" x 1.75-2.125 - Schrader - 35mm. This XLC 20 Schrader valve is made from Butyl Rubber. XLC Brass Presta to Schrader Valve Adapter. Valve: Schrader. Valve Length: 35mm. Continental MTB 29 Mountain Bike 29ER Inner Tube 29 x 1.75-2.5 Presta - 42mm.
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