SRAM RED/FORCE X-SYNC ROAD AERO DM CHAINRING trek kids BB Standard: PressFit BB89

BB Standard: PressFit BB89

99% pollution-free

1x slotted screwdriver

5 Bar (55 - 95 psi)

pedalling balance

SRAM RED/FORCE X-SYNC ROAD AERO DM CHAINRING trek kids BB Standard: PressFit BB89The one piece Sram Red 1x12 speed Direct Mount chainring provides faster, smoother and safer gear changes with less wear on the new designed tooth profiles. Features SRAM X SYNC wide tooth, narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear Specification Use: Road Group: Red