All-City Super Professional Flat Bar Single Speed Bike - 700c Steel Lemon Dab 52cm CheckoutSpec= 31-40mm Chainline/Hub Compatibility 141/148 Boost Hubs

Chainline/Hub Compatibility 141/148 Boost Hubs Chainring BCD Direct Mount CINCH Defined Color Black Direct Mount Type Direct Mount CINCH Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Material Aluminum Offset 3 Ring Position/Type Chain Retaining Single Ring Round or Oval Oval Tooth Count 32

Thanks to the adaptable BB386 EVO 30mm spindle this modular system will fit a wide variety of frames with a range of bottom bracket standards

}Surly Trailer Stub Axle Assembly: Non-Driveside RH Thread with Fixing Bolt and Washer

Flat Protection Thorn Resistant ISO Diameter 406 / 20" BMX ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 ISO Width (mm) 38 ISO Width (mm) 39 ISO Width (mm) 40 ISO Width (mm) 41 ISO Width (mm) 42 ISO Width (mm) 43 ISO Width (mm) 44 ISO Width (mm) 45 ISO Width (mm) 46 ISO Width (mm) 47 ISO Width (mm) 48 ISO Width (mm) 49 Labeled Size 20 x 1

} Patented POP push locking mechanism

All-City Super Professional Flat Bar Single Speed Bike - 700c Steel Lemon Dab 52cm CheckoutSpec= 31-40mm Chainline/Hub Compatibility 141/148 Boost HubsAll City Super Professional Flat Bar Single Speed Bike 700c Steel Lemon Dab 52cm. A cross inspired bike built to conquer the city streets the Super Professional features the 2 For 1 Dropout All Citys elegantly designed combination geared or single speed sliding dropout system. Fast responsive agile and capable on mixed terrain the Super Professional can be converted from single speed to geared or back again to crush all your daily deeds and commutes.