RockShox BoXXer Air Spring Upgrade Kit DebonAir 190mm Sealhead BoXXer C1+ 2019+ weight-385g Lightweight one-piece EVOL air sleeve

Lightweight one-piece EVOL air sleeve improves responsiveness and sensitivity

Each end has a 4-digit combo lock of 55 and 85mm diameters

5-45mm Super Deluxe C1/Deluxe C1 (2022+)

X-Horizon design minimizes chain slap maximizes 1x drive train performance

RockShox BoXXer Air Spring Upgrade Kit DebonAir 190mm Sealhead BoXXer C1+ 2019+ weight-385g Lightweight one-piece EVOL air sleeveRockShox BoXXer Air Spring Upgrade Kit: DebonAir 190mm and Sealhead for BoXXer C1+ (2019+). New friction reducing DebonAir air spring delivers the most responsive forks in RockShox history maintaining traction in more conditions than ever before. Allows for travel change on any 2019+ BoXXer fork