Pirelli Angel SmarTube X Tube - 700 x 42 - 62mm 42mm Schrader Valve

Pirelli Angel SmarTube X Tube - 700 x 42 - 62mm 42mm Schrader Valve70% weight savings compared to conventional tubes 50% smaller than conventional tubes 3x thicker than standard SmarTUBES Not for use with rim brakes Not designed to be repaired Constructed of Thermoplastic Polyurethane TECH SPECS Tube Weight 189g Valve Length 42mm Valve Schrader Shaft Type Non threaded Wheel Diameter 700C Tube Width 42 62c

and there are also 4 manual speed settings should you want to set your own ideal airflow

0 Length 165 Spoke Interface J-Bend Defined Color Silver

Color Red/Black Bottle Type Standard Access Style Top Mount Type Bolt-On Material Carbon Defined Color Red

Deep rim profiles require longer nipples

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Color Black/Gold Range 10-52 Cassette Cogs 10-11-13-15-18-21-24-28-32-36-44-52 Cassette Body Type Shimano Micro Spline Drivetrain Speeds 12 Weight 372 Defined Color Black Defined Color Gold

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Color Black TPI 60 Weight 465 Defined Color Black ISO Width (mm) 35 ISO Diameter 622 / Road / 29" Tire Intended Use Cyclocross Tire Diameter 700c Tire Bead Folding Labeled Size 700 x 35 Tire Type Clincher PSI 85

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Includes tubeless ready tape and tubeless valve

The new GFR1 has a slim overall shape for maximum feedback yet still provides an extremely high level of damping through the ribbed section under the palm