Blackburn Heavy Duty 26″ Bicycle Inner Tube,1.1/4 – 1.3/8″ , Schrader Valve, Black

Blackburn’s Heavy Duty 26″ Inner Tube feature a thick casing under the tread to resist flats better than a standard tube. This rubber is 20% thicker compared to a standard tube. The tube’s high-quality mold-cured rubber creates consistent thickness without weak spots across the entire tube. The Blackburn bike inner tube fits tire widths: 1.1/4 – 1.3/8″ and works only with 3-speed bikes. This 26″ tube has a standard Schrader valve. Blackburn’s Heavy Duty 26″ Inner Tube feature a thick casing under the tread to resist flats better than a standard tube.  Rubber is 20% thicker compared to a standard tube.  The Blackburn bike inner tube fits tire widths: 1.1/4 – 1.3/8″ and works only with 3-speed bikes. Schrader valve type