BoXXer DebonAir Spring Upgrade - RockShox BoXXer Air Spring Upgrade Kit:
RockShox BoXXer Air Spring Upgrade Kit: DebonAir 190mm and Sealhead for BoXXer C1+ (2019+). MPN: 00.4019.933.001 - RockShox - BoXXer DebonAir Spring Upgrade - Air Springs & Parts. Allows for travel change on any 2019+ BoXXer fork.