Wheels Manufacturing Italian Threaded Road Bottom Bracket
Best premium upgrade for cyclists seeking a silent and durable drivetrain.
This is the upgrade you install when you want your drivetrain to feel like new again. It swaps out standard, disposable components for a serviceable, high-performance system that actually lasts. You sacrifice the convenience of a throwaway part, but you gain a smoother ride and the ability to maintain your gear indefinitely.
$113.99
at
Sierra Cyclesmith
More ABEC-3 BB options
Who it's for
- Cyclists seeking a reliable, long-term solution for vintage Italian frames
- Home mechanics who prefer maintaining components over replacing them
- Performance riders demanding a silent and efficient drivetrain
Who should skip it
- Casual DIYers without a comprehensive collection of bike tools
- Budget-conscious commuters looking for the most affordable replacement
- Weight-weenies prioritizing the lightest possible build for climbing
Performance breakdown
Bearing Smoothness
Enduro bearings deliver exceptionally low friction for a fluid pedal stroke.
Weather Resistance
Silicone seals effectively block grit and moisture from entering the bearings.
Maintenance Ease
The fully serviceable design makes long-term upkeep straightforward and cost-effective.
Installation Compatibility
Precision machining ensures a seamless fit for standard Italian threaded shells.
Build Durability
Robust aluminum construction withstands high torque loads without flexing or creaking.
Setup Versatility
Included spacers allow for precise adjustments across various crankset configurations.
Key Specs
Shell Width
70mm
Spindle Diameter
24mm
Bottom Bracket Standard
Italian Threaded
Spindle Interface Type
Shimano Hollowtech II
Bearing Type
ABEC-3
Bearing Material
Steel
Housing Material
Aluminum
Serviceable Bearings
Yes
Water Resistant
Yes
Ceramic Bearings
No
Know before you buy
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