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Questions and answers about sports

What is this device fitted to the chain ring called?

5 min read

Asked by: Owen Martinez

These can be called chain guards, chainring guards, or bash guards. Bash guards are meant to protect the chainring from rocks when riding off-road.

What is the chain ring on a bicycle?

Front Gears (Chainrings/Crankset)



The front gears are referred to as chainrings, or as a crankset, or by the less jargon-savvy cyclists, ‘the front ones’. Actually, the whole assembly with the crank arms and the front gears together is properly known as the ‘crankset’, or sometimes ‘chainset’.

How do you fit a direct mount chainring?


Quote from video: One same size now this is an important thing if you're not replacing yours with the same. Size if you're for example going for a bigger. Size. Make sure there's enough clearance on your frame.

What is chain ring offset?

The offset of a ring is how much it is dished over from a standard flat chainring, it is used to achieve correct tyre/frame clearance and also to set the correct chainline.

How does direct mount chainring work?

A direct mount chainring is installed directly onto an integrated crank which lacks the usual 4 or 5 arm spider. That gives you just a spindle, crank (arm) and mounted chainring.

What is the chain ring?

Chainrings are literally a vital cog in the machine that is your bike. They’re the part responsible for transmitting the energy you create by turning the cranks to the rear wheel via the chain.

How do you replace a chain ring?

Quote from video: Put one of the chain ring bolts in doing it up by hand. Then do the same with the opposing bolt. And then the remainder.

How do I remove a direct mount chainring?

Quote from video: If you're running a chain guys this is also the time to remove it lift the chain from the chain ring and over the track place it out of the way.

How do you change a front chainring on a mountain bike?

Quote from video: So we want to match it up and just pop it into place. Like. So and then we need to reapply. The lock ring.

How do I remove a chainring centerlock?

Quote from video: Turn it around until the pilot listens off. You can then remove the remaining by hand. And then take your tool off take the cap off and then you can slide your chain ring out ready put on the new one.

What is a boost Hub?

What is Boost? Boost refers to front hubs which are 10mm wider and rear hubs which are 6mm wider than ‘standard. Boost front hubs use the same diameter 15mm front and 12mm rear axles. By making the hubs wider wheels can be built which are stiffer, and more clearance is available for 11 speed drivetrains.

How do you check Chainlines?

Chainline is measured from the centerline of the frame to the center of the chain. You can measure the front chainline directly with a simple ruler. Simply hold the ruler against the seat tube or down tube and measure the distance from the middle of the seat tube to the middle of the chainring teeth.

What is a boost bottom bracket?

The Boost frame



BB92 is also known as Shimano Press Fit, and you probably won’t be surprised to work out it is a press fit bearing in a bottom bracket shell that is 92mm wide. 92mm wide is how wide a standard bottom bracket with external bearings is.

What chain ring do I need?

Broadly speaking, if you ride a 29er and/or ride in steep mountains go for a chainring with 32T or fewer (the 11 speed Sram XX system goes down to 28T if your bike has the XX drivetrain). If you ride 26″ or 27.5″ wheels and/or ride in less mountainous terrain then go for a 34T or possibly even 36T chainring.

What is a bike hub?

The hub is the central part of your bike’s wheels (front and rear), which connects to the wheel’s rim via the spokes and through which the axle is fitted, enabling the wheel to freely spin on two sets of bearings.

What is a bike bracket?

Quote from video:

How do I know if my chain ring is worn?

“An inner chainring is considered worn when a clean new chain starts to chain suck [when doesn’t release well at the bottom of the chainring) and an outer chairing is considered worn when it is very rough running or the shifting is poor or inconsistent. It is somewhat of a judgment.

How often should you change chain rings?

My rule of thumb is to replace it at 75 per cent wear (as measured with a chain-wear indicator). If you stick with this guideline, your cassette and chainrings will last a lot longer. A cassette, in most cases, can last for approximately two to three chain replacements if they are done at the right time.

When should I replace my bike chain ring?

Quote from video: Now what you're looking out for is when the teeth of the ring. Start to become hooked. Like little shark's teeth. And that is a surefire sign that you need to replace the chain rings.

Can I replace chainring without removing crank?

Changing rings is not that difficult, and in some cases, it’s possible to replace chainrings without removing the crank. That possibility is limited by what ring sizes you’re using, but hey, it’s always nice when you can work smarter not harder. This trick works for most road cranks and some mountain cranks.

How do you tighten a chain ring?

Quote from video: It's called a chain ring nut wrench. So now by holding with the chain ring nut wrench from the other side i can use the torque wrench to tighten or loosen the nut.

How do you remove chainring bolts?

Quote from video: And clamp it on there as tight as you can. And then stick your allen key in just like normal. And it should crack just like that.