RockShox DebonAir C1 Air Spring Upgrade Kit For Pike B1+/Revelation A1+(2018+)RockShox DebonAir C1 Air Spring Upgrade Kit For Pike B1+ Revelation A1+(2018+) The RockShox DebonAir upgrade kit C1 is suitable for Pike and Revelation suspension forks with a travel of 120 160 mm. With the kit you can not only change your current travel 1: 1, but also modify it. It is important that you look at what travel your bike is designed for. The new DebonAir air coil offers buttery smooth response and lets the fork stand higher in the travel