Full Speed Ahead Italian JIS Bottom Bracket
Full Speed Ahead

Full Speed Ahead Italian JIS Bottom Bracket

4.5

Best reliable component for maintaining a smooth bicycle drivetrain.

A reliable, sealed cartridge solution for restoring or maintaining bicycles with Italian-threaded shells and square taper cranks. It offers a simple, durable way to keep older drivetrain standards running smoothly without complex maintenance.

$35.00

Out of stock

Who it's for

  • Cyclists restoring or maintaining vintage Italian road bikes
  • Riders seeking a dependable, low-maintenance crank-to-spindle interface
  • Budget-conscious owners of bikes with square taper Italian bottom brackets

Who should skip it

  • Most modern bike owners with standard BSA threaded frames
  • Performance-oriented riders prioritizing stiffness and minimal weight
  • Beginner mechanics without specialized bicycle component tools

Performance breakdown

Bearing Smoothness

Sealed cartridge bearings offer consistent, low-friction rotation for daily riding.

Excellent

Installation Simplicity

Standard threading makes swapping this unit into Italian shells straightforward.

Excellent

Durability

Robust steel construction withstands the rigors of long-term, reliable service.

Excellent

Compatibility

Specific to Italian shells and JIS tapers, limiting its universal application.

Good

Build Quality

Solid materials provide a secure, creak-free interface for vintage cranksets.

Excellent

Maintenance Ease

Cartridge design eliminates the need for complex adjustments or frequent servicing.

Excellent

Key Specs

Bottom Bracket Shell I.D.

36mm

BB/Frame Interface

Italian

BB Shell Width

70mm

Spindle Interface Type

Square Taper JIS

Spindle Length

113mm

Know before you buy

Still have a question?

Ask Metto anything about the Full Speed Ahead Italian JIS Bottom Bracket before you decide.

Full Speed Ahead Italian JIS Bottom Bracket

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