Tube AUTHOR 26x2.20-2.50 100% all butyl rubber made with extremely air-tight. Keep air pressure in bicycle tyre longer than cheaper tubes made of syntehtic rubber. American valve 32 mm.
Less air loss = having to inflate less.
Heavy duty wall thickness 1,20 mm - wejght 295 g.
100% quality control, each AUTHOR tube is individually examined at the factory to ensue air-tightness.
ETRTO 50/62-559.
|
|
black |
26x2.20-2.50 = UA#37226009 |
