Pirelli SporTube Tube - 29 x 2.1 - 2.3 48mm Presta Valve MPFN-GM4580-36 47 Spindle Interface Type SRAM/Truvativ

47 Spindle Interface Type SRAM/Truvativ GXP BB Shell Width (mm) 68 BB Shell Width (mm) 73 BB/Frame Interface T47

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

}Surly Ultra New Non-Disc Front Hub - 9 x 1 x 100mm Rim Brake Silver 32h

Large Platform Area with Ultra-Low Profile

Spoke Interface J-Bend Skewer Included No Defined Color Black Rear Axle 10x1 Threaded x 120mm Color Black Flange Diameter Right 54 Flange Diameter Left 54 Weight 312 Hub Drilling 32 Bearing Type Sealed Cartridge Hub/Brake Compatibility Rim Brake Cassette Body Type Threaded Standard 1

Pirelli SporTube Tube - 29 x 2.1 - 2.3 48mm Presta Valve MPFN-GM4580-36 47 Spindle Interface Type SRAM/TruvativPirelli SporTube Tube 29 x 2. 1 2. 3 48mm Presta Valve. The SporTube is the most classic cycling butyl inner tube; the standard interpretation of the most used air retention system in the world. A complete range offers the size and specification for every kind of cyclist and discipline from road cycling to urban commuting. Butyl construction Disc and rim brake compatible Black valve stem TECH SPECS ISO Diameter 622 Road 29" ISO Width (mm) 53 ISO Width