Wheels Manufacturing PF30A Thread Together Bottom Bracket
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Wheels Manufacturing

Wheels Manufacturing PF30A Thread Together Bottom Bracket

4.7

Best reliable adapter for cyclists installing Shimano cranks on PF30A frames.

This thread-together bottom bracket finally solves the creak-prone headaches of PF30A frames by locking everything into a rock-solid, stable interface. You trade the simplicity of press-fit systems for a more robust, serviceable design that prioritizes long-term drivetrain smoothness over quick installation.

$167.00

In stock

at

eBay

Bottom Bracket Standard PF30A
Shell Diameter Mm 46
41
46
Shell Width Mm 73
Spindle Diameter Mm 24
Spindle Interface Type Shimano Hollowtech II

Who it's for

  • Cyclists tired of annoying creaks and frame noise
  • Riders seeking long-term reliability and fewer maintenance headaches
  • Performance enthusiasts prioritizing drivetrain efficiency and smooth pedaling

Who should skip it

  • Budget-conscious riders looking for an affordable replacement part
  • Home mechanics lacking specialized bottom bracket installation tools
  • Weight-obsessed racers chasing every gram of bike savings

Performance breakdown

Bearing Smoothness

Enduro bearings deliver a buttery, low-friction rotation for efficient power transfer.

Excellent

Installation Stability

Thread-together design eliminates common creaking issues found in press-fit systems.

Excellent

Build Precision

American-made machining ensures a perfect fit within the PF30A shell.

Excellent

Maintenance Ease

Replaceable bearings significantly extend the lifespan of the entire unit.

Excellent

Drivetrain Rigidity

Outboard bearing placement provides a stiff, stable platform for hard pedaling.

Excellent

Compatibility Versatility

Seamlessly bridges the gap between specialized frames and standard Shimano cranks.

Excellent

Key Specs

Bottom Bracket Standard

PF30A

Spindle Interface

Shimano Hollowtech II

Spindle Diameter

24mm

Shell Width

73mm

Shell Diameter

46mm

Bearing Type

ABEC-3

Bearing Material

Steel

Material

Aluminum

Weight

158g

Tool Interface

44mm x 16 notch

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Wheels Manufacturing PF30A Thread Together Bottom Bracket

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