Continental Supersonic Tube - 26 / 650c x 20 - 25mm 42mm Presta Valve Max Load-60lbs Tubeless ready 30mm wide alloy

Tubeless ready 30mm wide alloy rim

and secondly for maximized rolling efficiency

5x48/32 Spindle Type UT Color CRBN Bolt Pattern 123x4B Weight Speed 2x12

Thick thin tooth design for maximum chain engagement

Continental Supersonic Tube - 26 / 650c x 20 - 25mm 42mm Presta Valve Max Load-60lbs Tubeless ready 30mm wide alloySupersonic tubes are further optimized for even lower weight and rolling resistance due to their thinner material and construction. Seamless and mold cured construction Removable valve core Shaft Type Threaded Tube Compound Butyl Valve Core Removable Valve Presta Med 41 55mm Valve Length Med 41 55mm Weight 50 ISO Width (mm) 25 ISO Diameter 571 650c Labeled Size 650c x 20 25 Size 26 650C X 20