Continental MTB 29er (622 x 23-25mm) 29x175/2.5 with Presta 42mm Valve Length.
• Butyl rubber mountain bike tube
• 29x175/2.5 . For 29er, 700C MTB tyres
• 29x175/2.5 . For 29er, 700C MTB tyres
• Unitube size fits 29 inch wheels in 1.75 - 2.5 sections
• Presta valve ** Removable Valve Core