Pirelli P Zero SmarTube EVO Tube - 700 x 25 - 28mm 60mm Presta Valve Fits Brand-Samson ring type single (anti-chain drop)

ring type single (anti-chain drop) mount 3-bolt DM 3mm offset teeth 34t oval/round round color black

Tooth Count 40 Ring Position/Type Outer Drivetrain Speeds 10 Chainring BCD 96 Color Black Defined Color Black Material Aluminum

8 Cable Routing External Material Carbon Width Measurement Center Width 500 Defined Color Black Clip-on Compatible Yes

Color Black/Tan Defined Color Black Flat Protection Tread ISO Diameter 622 / Road / 29" ISO Width (mm) 40 Labeled Size 700 x 38 TPI 120 Tire Bead Folding Tire Diameter 700c Tire Intended Use Gravel Tire Type Tubeless Ready Clincher Weight 450

Pirelli P Zero SmarTube EVO Tube - 700 x 25 - 28mm 60mm Presta Valve Fits Brand-Samson ring type single (anti-chain drop)5% faster than Previous SmarTUBE 70% weight savings compared to conventional tubes 50% smaller than conventional tubes 42mm valve stem = 35 grams Not for use with rim brakes Not designed to be repaired Constructed of Thermoplastic Polyurethane TECH SPECS Wheel Diameter 700C Shaft Type Non threaded Tube Width 25 28C Tube Weight 38g Valve Length 60mm Valve Presta