The original dual chamber air spring cartridge. The patent pending design provides a near linear compression curve for a “coil-like” feel while maintaining infinite adjustability
Easy Drop-In Installation
Coil like suppleness and mid-stroke support
Built in tunable progression or “bottom out resistance” with a secondary air chamber and valve
1/2 Lb Lighter than coil conversions and only 20 grams heavier than same amount of tokens or spacers
Maintains your fork’s air spring compatibility
36mm version fits 2018+ Fox 36 with NA2 air spring and Marzocchi Z1 Bomber Air forks. Not compatible with NA1 air spring or Z1 Coil forks. Not compatible with Fox 36 E-bike forks
34mm version fits 2016+ Fox 34 and Rhythm forks, 2019+ Fox 34 Step-Cast, and Marzocchi Z2 Bomber forks. Not compatible with NA1 air spring or some Rhythm forks with 32mm piston head. Not compatible with 34mm E-Bike forks
3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer
model |
Runt RU36-03 |
compatibility |
Fox 36 and Marzocchi Z1 Bomber 170mm |