Challenge Latex Tube 700 X 23/28c, 48mm Presta Valve Cycling Shorts Count: 20 front and rear

Count: 20 front and rear

30T chainring is provided with 2x M5 bolts (Torx T-25) and 2x M7 bolts (torx T-30)

This provides a burst of light to illuminate any particularly dark spots on demand

Model: Shimano Tourney RD-A070

Challenge Latex Tube 700 X 23/28c, 48mm Presta Valve Cycling Shorts Count: 20 front and rearDescription Latex inner tubes are far more supple than normal butyl tubes. They adapt quickly to the tire changing shape while cornering and rolling. The unique Challenge seamless latex inner tube saves more than 3 watts per wheel over a butyl inner tube according to German, Finnish, Belgian, Dutch, UK and Americal testing. Challenge produces the only seamless 'one piece' latex inner tubes on the market providing a smooth, balanced ride with no pucker