描述

ROTOR PF4624 Road 五通（PF30 / 鋼軸承）

壓入式設計，精準對位。
ROTOR PF4624 Road 五通專為 PF30 標準車架而設，採用 7075 鋁合金軸承杯，100% CNC 精密加工，確保軸承精準對位，減少異響，延長軸承壽命。鋼軸承版本提供順暢可靠的踩踏表現，適合公路、三鐵、越野公路及礫石騎乘。

為何選擇 PF4624 Road？

• 專為 PF30 標準而設：五通殼直徑 46mm，寬度 68mm

• 7075 鋁合金軸承杯：100% CNC 精密加工，確保軸承精準對位，減少異響

• 鋼軸承：耐用可靠，順暢踩踏

• 矽膠密封及中管：有效阻隔塵土、水份及泥沙

• 西班牙製造：ROTOR 原廠工藝

適合哪些車架？

配備 PF30 五通標準的車架（五通殼直徑 46mm，寬度 68mm）。

技術規格

兼容性

• 曲柄：ROTOR 24mm 軸心曲柄（Vegast 24、Aldhu 24、3D24 等）、Shimano Hollowtech II（Dura-Ace、Ultegra、105、Tiagra、Sora）、部分 FSA 及 Race Face 24mm 軸心曲柄

• 車架：PF30 標準車架（46mm 五通殼直徑，68mm 寬度）

• 不兼容：非 PF30 標準車架；非 24mm 軸心曲柄

備註

• 此為 PF30 專用五通，不適用於 BBright、BB386 等其他壓入式標準。

• 安裝需使用壓入工具，建議由合資格技師安裝。

• 購買前請確認五通殼尺寸。

ROTOR PF4624 Road Bottom Bracket (PF30 / Steel)

Press-fit precision, perfect alignment.
The ROTOR PF4624 Road bottom bracket is designed for PF30 standard frames, featuring 7075 aluminium cups, 100% CNC-machined for precise bearing alignment, reduced creaking and extended bearing life. The steel bearing version delivers smooth, reliable pedalling for road, triathlon, cyclocross and gravel riding.

Why PF4624 Road?

• PF30-Specific Design: 46mm shell diameter, 68mm shell width

• 7075 Aluminium Cups: 100% CNC-machined for precise bearing alignment and reduced creaking

• Steel Bearings: Durable and reliable for smooth pedalling

• Silicone Seals & Center Sleeve: Effective protection against dust, water and mud

• Made in Spain: Authentic ROTOR craftsmanship

Ideal For

Frames with the PF30 bottom bracket standard (46mm shell diameter, 68mm shell width).

Technical Specifications

Compatibility

• Cranks: ROTOR 24mm axle cranks (Vegast 24, Aldhu 24, 3D24, etc.), Shimano Hollowtech II (Dura-Ace, Ultegra, 105, Tiagra, Sora), selected FSA and Race Face 24mm axle cranks

• Frames: PF30 standard frames (46mm shell diameter, 68mm width)

• Not compatible: Non-PF30 frames; non-24mm axle cranks

Notes

• This is a PF30-specific bottom bracket, not suitable for BBright, BB386 or other press-fit standards.

• Installation requires a press tool; professional installation recommended.

• Please verify shell dimensions before purchase.