The2021 Fit Series One 20″ bikefeaturesahi-tensteel frame with chromoly toptube and downtube, 33mm Offset fork, Fit topload stem, 8.7″ rise bars, A-headset, Fit Longtechgrips, brake lever, u-brake, 3pc chromoly crank (165mm) withsealedMIDbottom bracket, 25T Fit Key sprocket, 410 chain, sealed cassette hub, unsealedfront hub, Fit 36H S1W rims,Fit OEM 20×2.4″ tires, Fit seat/post combo, and Fit MACK PC pedals.

Top Tube Length:20.5″