Condensed Answer: Chainrings are less "pretentious" when it comes to chain size than cassettes. A 12-speed chainring can operate with a 10-speed chain if the rest of the drivetrain is…
Condensed Answer: 10-speed chains are slightly wider than 11-speed models. Consequently, the outer plates of the chain could come in contact with the cogs surrounding the sprocket currently in use.…
There are two requirements for a cassette to be compatible with a particular hub The splines of the hub should match the cutout on the cassette. If that condition is…
Two factors determine whether an 11-speed derailleur is compatible with a 12-speed cassette and shifter: The derailleur rear shift ratio The derailleur's total capacity Understanding Derailleur Rear Shift Ratio Apart…
Condensed Answer: A 12-speed chain can operate with a 10-speed cassette. The only exception are Shimano's new 12-speed chains. Those don't mix well with 10-speed chainrings. Understanding Chain Width A…
This post compares the advantages and disadvantages of sealed and unsealed bicycle headsets. What is a sealed headset? Sealed Headset Bearings The headset of a bicycle is a system of…
This post compares the advantages and disadvantages of DU bearings and standard ball bearings. What are DU bearings? DU bearings/bushings are a hollow cylinder (sleeve) that rotates around an axle.…
This post compares the advantages and disadvantages of sealed and unsealed BMX hubs. The Advantages Of Sealed Hubs Protected Bearings As the name suggests, a sealed hub has sealed bearings.…
If a rim has a 25mm internal width, then it's too wide for a 28mm tire by conventional standards. If the 25mm measurement refers to the external/total width of the…
Condensed answer: In most cases, 23mm tires can be installed on rims with a 19mm internal rim width. There are some downsides to this combination. Average road rims designed for…