Nitto B909 Rivendell Bosco Bull Moose
Best ergonomic upgrade for cyclists seeking an upright and relaxed posture.
This integrated setup is the ultimate fix for an aggressive mountain bike geometry that leaves you feeling overstretched. By pulling your hands up and back, it instantly transforms a twitchy racer into a relaxed, upright cruiser. You sacrifice the aggressive aero position, but you gain all-day comfort and a classic, rugged aesthetic.
$226.00
at
Rivendell Bicycle Works
More Bullmoose options
Who it's for
- Riders seeking a stiff, reliable cockpit with a vintage aesthetic
- Commuters and tourers prioritizing a relaxed, back-friendly riding posture
- Cyclists who value Japanese craftsmanship and long-term component durability
Who should skip it
- Weight-conscious cyclists looking for the lightest possible front-end setup
- Riders who require precise, adjustable cockpit geometry for performance tuning
- Owners of modern bikes with threadless headsets and oversized steerers
Performance breakdown
Ergonomic Comfort
Upright geometry drastically reduces strain on wrists, neck, and lower back.
Build Integrity
TIG-welded CrMo steel offers exceptional strength for rugged, off-road reliability.
Aesthetic Appeal
Classic Bull Moose silhouette brings timeless, vintage character to any build.
Installation Versatility
Limited to 1-inch threaded steerers, requiring specific vintage or touring frames.
Handling Responsiveness
Wide sweep provides stable, predictable steering control on varied terrain.
Component Compatibility
Bar-end shifter support allows for clean, functional cockpit configurations.
Key Specs
Material
CrMo Steel
Handlebar Type
Cruiser Bar
Width
540 mm
Rise
100 mm
Reach
150 mm
Grip Diameter
22.2 mm
Compatibility
1-inch threaded steerer forks
Construction
TIG welded
Bar End Shifter Compatible
Yes
Know before you buy
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