- Click here for Installation Instructions (PDF)
- Bring your wide-wheeled ride along with a RockyMounts Fattie Fat Bike Adapter
- Adapter kit allows you to attach one bike with tires up to 5” wide
- Fattie Adapter made to mount to your RockyMounts Brassknuckles Roof Rack
- Larger wheel holder replaces front-wheel holder on your rack
- Extra-long, ratcheting wheel straps replace front- and rear-wheel straps
- Your RockyMounts Fattie Fat Bike Adapter is backed by a Limited Lifetime Warranty
Designed to take on everything from snow and sand to bogs and mud, your fat bike boasts over-sized tires that can make transport a pain. Quickly and easily deliver your wide-wheeled ride to any terrain with a RockyMounts Fattie Fat Tire Adapter.
The RockyMounts Fatty Tire Adapter kit works alongside your Brassknuckles Roof Rack to allow you to carry one bike with tires up to 5” wide. Included with each RockyMounts Fattie Bike Adapter is a larger wheel holder that replaces the front-wheel holder on your Brassknuckles Roof Rack, and two extra-long, ratcheting wheel straps that replace both your front- and rear-wheel straps.
Your Rocky Mounts Fattie Tire Adapter is backed by a Limited Lifetime Warranty.
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- 1-Year Lower-Price Guarantee
Ships Between 6/29 - 7/03