Hope Pro 4 Fatsno Rear Hub
Best reliable performance for serious fat bike enthusiasts.
This is the gold standard for fat bike reliability, prioritizing long-term serviceability over cutting-edge weight savings. You are trading a few extra grams for bombproof stainless steel bearings and a stiff, responsive build that will outlast almost anything else on the trail.
$325.70
at
Marblehead Cycle
More Pro Hub options
Who it's for
- Adventurous riders tackling extreme weather and challenging off-road trails.
- Performance-focused cyclists seeking immediate acceleration and precise control on varied terrain.
- DIY mechanics and riders who value long-term product support and repairability.
Who should skip it
- Budget-conscious riders or those building an entry-level fat bike.
- Riders who prioritize a silent ride experience or prefer stealthy trail navigation.
- Ultralight bike builders and racers prioritizing minimal rotating mass above all else.
Performance breakdown
Durability
Stainless steel bearings and robust construction handle harsh, wet conditions effortlessly.
Serviceability
Simple, tool-friendly design makes routine maintenance straightforward for home mechanics.
Engagement Speed
The 44-tooth ratchet offers reliable power transfer for technical fat biking.
Wheel Stiffness
Large flanges create a stable, responsive wheel build for demanding terrain.
Weight
Solid construction prioritizes long-term reliability over ultra-lightweight racing performance.
Compatibility
Standard 6-bolt disc and Shimano HG freehub fit most fat bike setups.
Key Specs
Flange Diameter, Left
57 mm
Rear Axle
12mm Thru x 197mm
Tooth Count
44
Flange Diameter, Right
57 mm
Cassette Body Type
Shimano HG
Center to Flange, Left
55 mm
Center to Flange, Right
47 mm
Color
Black
Bearing Type
Sealed Cartridge
Weight
367 g
Know before you buy
Still have a question?
Ask Metto anything about the Hope Pro 4 Fatsno Rear Hub before you decide.