Trek FX Sport 4 Bike skirt BOA ensures lighting speed lacing

BOA ensures lighting speed lacing on the outside and STR8JKT delivers the ultimate heel-hold on the inside—The Launch Boa STR8JKT Snowboard boot is geared up so you can get down

alloy freehub body

and every millimeter of the lens is optimized with High Definition Optics® in a ruggedly durable yet lightweight design

Longer length is ideal for layering or wear on its own

Trek FX Sport 4 Bike skirt BOA ensures lighting speed lacingFX Sport 4 is a carbon fiber fitness bike for riders who want the speed of a lightweight road bike with the comfort and control of a flat handlebar. The 1x drivetrain simplifies shifting without sacrificing gear range, making this high performance bike perfect for everything from solo workouts to speedy group rides. Why you'll love it The 1x drivetrain delivers a wide range of gearing with the simplicity of a single shifter You get the superior ride