PZero™ Smartube Size:700-25/28C (60mm) Shimano's new 12-speed cassettes are

Shimano's new 12-speed cassettes are available with two different gearing options — the 10 - 51-tooth Wide Range option

Outer rim width: 26mm

then rotate the switch to the high pressure mode for easier pumping up to 100 psi

Capacity: 20g

Lazer Grip:Lazer Grip

PZero™ Smartube Size:700-25/28C (60mm) Shimano's new 12-speed cassettes areP ZERO SmarTUBE is the most advanced inner tube in our range. It was designed to match the need for lightness and handling of professional World Tour riders and its first application was inside the P ZERO Race Tub SL. It is now also available for every amateur cyclist The standard butyl inner tube has been replaced with TPU (Thermoplastic Polyurethane), an advanced plastic material characterized by elasticity and mechanical strength. The result is an