Shimano BB30/PF30 Road Bottom Bracket – Hollowtech II Compatible

The Shimano BB30/PF30 Road Bottom Bracket is designed for 68mm BB30 or PF30 road frames and is compatible with Shimano Hollowtech II road cranks. Built for precision, smooth pedaling, and durability, it features forged and CNC-machined heat-treated alloy cups and high-grade Enduro 2437 steel cartridge bearings, fully sealed for long-lasting performance.

Available in BB30 (42mm diameter) and PF30 (46mm diameter with included sleeve) versions, the bottom bracket accommodates the 24mm drive and non-drive bearings of Shimano Hollowtech II cranks. Ceramic Grade 5 / ABEC 5 bearings are also available for reduced friction and enhanced performance.

Installation requires two standard 16-notch BB tools and a press/drift tool, making it suitable for professional and home mechanics alike. At 130g, this bottom bracket delivers lightweight reliability for road cycling performance.

Key Features

• Compatibility: Shimano Hollowtech II road cranks, 68mm BB30 / PF30 road frames

• Versions: BB30 – 42mm diameter | PF30 – 46mm diameter (sleeve included)

• Material: Forged & machined heat-treated alloy cups

• Bearings: Enduro 2437 Cartridge Steel or Ceramic (Grade 5 / ABEC 5)

• Drive / Non-Drive Bearings: 24mm / 24mm

• Tool Required: Two 16-notch BB tools + press/drift tool

• Weight: 130g

• Notes: Not compatible with MTB cranks, Cannondale BB30a/PF30a frames, or frames with inner obstructions