Ramp Control Cartridge Options:Ramp Control Cartridge Model F - For Rock Shox Zeb 2020+, 27.5"/29" Equipped with a rear light

Equipped with a rear light for increased visibility

Easton spider and chainring assemblies for CINCH cranks

EVA foam pads for lightweight protection

1-Piece Cover – Stichless

UCI approved for road competition

Ramp Control Cartridge Options:Ramp Control Cartridge Model F - For Rock Shox Zeb 2020+, 27.5"/29" Equipped with a rear lightRamp control adds speed sensitive ending stroke bottom out adjustability to forks. At high shaft speeds, the cartridge it mimics the addition of volume reducing spacers in the fork. At low shaft speeds it allows the fork to be more active. Fits 2018 and newer 140 180mm Travel 36 Float NA2 Forks with FIT 4, RC2 and GRIP dampers Will not work on 2015 17 36 NA forks with Air transfer Shaft. Use Ramp Control Version D for these forks. Easy installation