Tubolito S-Tubo CX/Gravel All Tube - 700 x 32-50mm, 60mm Presta Valve, Orange tannus The EX1 drive train was

The EX1 drive train was designed specifically for the demands of electric-assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads

90% fill with Mobil XHP 222 high pressure water proof grease

improving bump absorption and response under load

It still is

Tubolito S-Tubo CX/Gravel All Tube - 700 x 32-50mm, 60mm Presta Valve, Orange tannus The EX1 drive train wasDeveloped to fit in any small pocket, the lightweight S Tubo CX Gravel tube is the ideal spare, and more. Not only a savior in need, the tube can be used on a daily basis as it's still as robust as standard rubber tubes, but with a lower rolling resistance for an advantage over the competition. Leftover tubeless liquids do not do any harm to it as well. S Tubo series tubes are intended for spare tube use Easy to install to get you back on the bike