5 Reasons Why Bottom Bracket Upgrades Are Often Pointless
Despite all the noise and hype, the reality is that bottom-bracket upgrades are a bit overrated, to put it mildly. Below are 5 reasons why it's not worth investing in…
Hollowtech vs. DUB (Comparison & Analysis)
This post compares the advantages and disadvantages of DUB and Hollowtech bottom brackets. Definitions Bottom Bracket – a mechanism of cups and bearings allowing a spindle connected to the cranks to spin smoothly. The bottom…
Why Is My Bottom Bracket Wobbling? (simple explanation)
Description of the problem: During pedaling the rider can feel the cranks move up and down. Pedaling feels unstable and inefficient. Sometimes there's noise coming from the bottom bracket that…
Why Does My Bottom Bracket Keep Coming Loose? (simple explanations)
Description of the problem: The drive-side cup of the bottom bracket loses its tightness over time. The bottom bracket starts making noises and feels unstable. Possible Sources of The Problem…
Sealed vs. Unsealed Bottom Brackets (Comparison & Analysis)
This post compares the advantages and disadvantages of sealed and unsealed bottom brackets. The Advantages of Sealed Bottom Brackets Hollowtech Bottom Bracket with external sealed bearings Protection from Contaminations The…
What Does The “Do Not Disassemble” Label On a Bottom Bracket Stand For?
Condensed Info: The "Do Not Disassemble" label on a bottom bracket indicates that the model is not designed to be serviced. Instead, it should be replaced with a new one…
The Advantages and Disadvantages of Press-fit Bottom Brackets (Free Bike Theory Lesson)
This post presents the advantages and disadvantages of press-fit bottom brackets. Definitions Bottom bracket – a system of bearings and cups allowing a spindle connected to the crank arms to…
My Critical Comparison of Hollowtech and Octalink Bottom Brackets
This post compares the advantages and disadvantages of Hollowtech and Octalink bottom brackets. Definitions Bottom bracket – a mechanism consisting of bearings and cups allowing the spindle connected to the…
My Ultra-Detailed Comparison of Square Taper and Octalink Bottom Brackets
This post compares the advantages and disadvantages of square taper and Octalink bottom brackets. Definitions Bottom bracket – a system of cups and bearings allowing a spindle to rotate inside…
The Ultimate Comparison of Square Taper and Hollowtech Bottom Brackets
This post compares the advantages and disadvantages of square taper and Hollowtech bottom brackets. Definitions Bottom Bracket – a mechanism of cups and bearings allowing a spindle connected to the…