—$17.60
Seamless 'one-piece' latex inner tubes provide a smooth, balanced ride with no pucker or bump like those found on other tubes. Latex tubes are lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve making them compatible with both inline and external valve extenders. Seamless & smooth latex material, no bumps at the valve Improves rolling resistance and comfort Strong and extremely elastic, thus very reliable Is lighter weight than standard butyl and some superlight butyl tubes Has a two-piece removable valve core for valve extender use Handmade construction Item Specifications ISO Diameter 622 / Road / 29" ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 ISO Width (mm) 38 ISO Width (mm) 39 ISO Width (mm) 40 Labeled Size 700 x 33 - 40 Shaft Type Smooth Tube Compound Latex Valve Core Removable Valve Presta Med 41-55mm Weight 90 Challenge Latex Tube Tubes EAN: 8855627800043
Mpn: 80004by Challenge
—$64.99
Intended for all around or dirt/gravel roads, this tire comes equipped with a file tread center and a knobbier shoulder tread. File tread center pattern offers low rolling resistance on smoother terrain and increased grip when the road gets rough Shoulder tread is more aggressive for corner confidence and additional control The Gravel Grinder is ideal for hardpack, gravel, sand, loose, and rocky terrains Item Specifications Color Black/Tan Defined Color Black Flat Protection Tread ISO Diameter 622 / Road / 29" ISO Width (mm) 38 Labeled Size 700 x 38 Tire Bead Folding Tire Diameter 700c Tire Intended Use Gravel Tire Intended Use Road Tire Type Tubeless Ready Clincher TPI 120 Weight (oz) 13.2 Weight 375 Challenge Gravel Grinder Tire Tires EAN: 8855627020090
Mpn: 02009by Challenge
—$64.99
Intended for all around or dirt/gravel roads, this tire comes equipped with a file tread center and a knobbier shoulder tread. File tread center pattern offers low rolling resistance on smoother terrain and increased grip when the road gets rough Shoulder tread is more aggressive for corner confidence and additional control The Gravel Grinder is ideal for hardpack, gravel, sand, loose, and rocky terrains Item Specifications Color Black/Tan Defined Color Black Flat Protection Tread ISO Diameter 622 / Road / 29" ISO Width (mm) 42 Labeled Size 700 x 42 PSI 60 Tire Bead Folding Tire Diameter 700c Tire Intended Use Gravel Tire Intended Use Road Tire Type Tubeless Ready Clincher TPI 120 Weight (oz) 13.2 Weight 375 Challenge Gravel Grinder Tire Tires EAN: 8855627020144
Mpn: 02014by Challenge
—$64.99
Intended for all around or dirt/gravel roads, this tire comes equipped with a file tread center and a knobbier shoulder tread. File tread center pattern offers low rolling resistance on smoother terrain and increased grip when the road gets rough Shoulder tread is more aggressive for corner confidence and additional control The Gravel Grinder is ideal for hardpack, gravel, sand, loose, and rocky terrains Item Specifications Color Black/Tan Defined Color Black Flat Protection Tread ISO Diameter 622 / Road / 29" ISO Width (mm) 38 Labeled Size 700 x 38 PSI 80 Tire Bead Folding Tire Diameter 700c Tire Intended Use Gravel Tire Intended Use Road Tire Type Tubeless Ready Clincher TPI 120 Weight (oz) 13.2 Weight 375 Challenge Gravel Grinder Tire Tires EAN: 8855627020045
Mpn: 02004by Challenge
—$64.99
This road-style tread is efficient and at home on gravel and dirt roads by offering a larger volume tire to help provide compliance when the going gets rough. Mixed tread pattern for effective grip on a variety of terrain PPS flat resistance Item Specifications Color Black/Tan Defined Color Black Flat Protection Tread ISO Diameter 584 / 650b / 27.5" ISO Width (mm) 46 Labeled Size 650b x 46 Tire Bead Folding Tire Diameter 650b Tire Intended Use Gravel Tire Intended Use Road Tire Type Tubeless Ready Clincher Challenge Strada Bianca Race Tire Tires EAN: 8855627020397
Mpn: 02039by Challenge
—$89.99
Intended for all around or dirt/gravel roads, this tire comes equipped with a file tread center and a knobbier shoulder tread. File tread center pattern offers low rolling resistance on smoother terrain and increased grip when the road gets rough Shoulder tread is more aggressive for corner confidence and additional control The Gravel Grinder is ideal for hardpack, gravel, sand, loose, and rocky terrains Item Specifications Color Tan Defined Color Tan Flat Protection Tread and Sidewall ISO Diameter 622 / Road / 29" ISO Width (mm) 40 Labeled Size 700 x 40 Tire Bead Folding Tire Diameter 700c Tire Intended Use Gravel Tire Type Tubeless Ready Clincher TPI 260 Weight 460 Challenge Gravel Grinder Tire Tires EAN: 8855627005349
Mpn: 00534by Challenge
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