Shimano MF-TZ510-7-CP Multi-Speed Freewheel - 7-Speed 14-28t MFPN=AAD1776 And when you combine this

And when you combine this technology with our extremely lightweight S-Works Power saddle

microSHIFTs ADVENT X Trail Trigger Pro features millimeter-perfect ergonomics to put the shift levers exactly where you want them giving you quick thumb access without compromising your grip over rough terrain

Heavy duty nylon foot strap

Steerer Tube Material Steel Steer Tube Diameter 1-1/8" Color Chrome Brake Type None Wheel Size 20" Material Chromoly Steel Defined Color Silver Front Axle Type 3/8" Offset (mm) 28

}Shimano Dura-Ace FC-R9200 Crankset - 170mm 12-Speed 52/36t Hollowtech II Spindle Interface Black

Shimano MF-TZ510-7-CP Multi-Speed Freewheel - 7-Speed 14-28t MFPN=AAD1776 And when you combine thisShimano MF TZ510 7 CP Multi Speed Freewheel 7 Speed 14 28t. Shimano Multi Speed Freewheels TECH SPECS Range 14 28 Cassette Cogs 14 16 18 20 22 24 28 Drivetrain Speeds 7