Bontrager 20x1.5-2.125 Standard Schrader Valve Bicycle Tube | Christy Sports
Bontrager 20x1.5-2.125 Standard Schrader Valve Bicycle Tube | Christy Sports, Premium-quality Bontrager Standard butyl rubber tubes feature a 0.9mm wall thickness for the perfect balance of weight savings and durability. Bontrager 20x1.5-2.125 Standard Schrader Valve Bicycle Tube | Christy Sports