The tubolito s-tubo-cx / gravel-all-sv42 inner tube has been specially developed to fit any small bag. Weighing just 35 grams, the S-Tubo-Cx / Gravel is the ideal replacement inner tube for all 700C and 650B tires from 30 to 47 mm wide. This inner tube is not only useful in emergency situations, but can also be used on a daily basis thanks to its robustness. Liquid residues without tubeles have no influence on the functioning of this inner tube. What's more, the low rolling resistance of tubolito S-Tubo-CX / Gravel-ALL-SV42 offers a decisive advantage during competitions. Weight: 35 grams Suitable for 700c and 650b tires from 30 to 47 mm in width Robust and reliable Resistant to liquid residues without tube Low rolling resistance for a competitive edge Maximum pressure: 0.5 bar (not assembled in the tire) Type S: not suitable for Velgrem