Challenge Latex Tubes help your tires come alive, giving your clinchers a suppler feel, similar to that of tubular tires. Due to their high elasticity and flexibility, latex tubes offer a high level of flat resistance. The seamless Challenge Latex Tube is handmade and comes with a removable valve core with a 47.5mm valve length. 700 x 19-23c. 58g.
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returns to reflect earned value.
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with other promotional offers.