Do bikes need chain guards?

In reality, chain guards are an accessory and there is no real exception to this rule. … It is not necessary to install a chain guard on your bike. In saying that if you are commuting to work it could be useful to have a chain guard in to protect your trousers and shoelaces from getting caught on the chain or the gears.

Why do some bikes not have chain covers?

Those bikes are small engine, low torque and consequently have smaller/narrower chains. They are designed for use commuting to/from work with little or no protective clothing over your normal clothes. Consequently the chain needs to stop spatter getting on your clothes and as a result has a chain guard.

Why do bikes have chain guards?

A gear case, also known as a chain case or chainguard, is an enclosure for the bicycle chain and sprocket assemblages commonly employed by utility bicycles. It serves to protect the cyclist from being soiled or trapped in the chain rings and tends to fully enclose the drive train.

Is chain guide necessary?

The truth is, you might not need a chain guide on your mountain bike. … The narrow and wide alternating teeth are designed to mesh with the chain and help prevent the chain from coming off the chain ring. Another reason not to use a chain guide is because of the additional weight.

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What is the difference between O ring and non O ring chain?

The O-rings encircle the pin bushings, and rest between the outer link and inner link plates. This seals chain grease in the pins and rollers, maintaining better lubrication for longer. Because of this, O-ring chains have a reputation of lasting anywhere from 1.5 – 2 times longer than standard, non-O-ring chains.

Is a bash guard necessary?

Not necessary. If you’re riding spots where your are climbing over rocks and banging you chainring to the point where you are doing damage, then I’d consider it. If you’re not hitting your chainring on stuff, don’t bother.

Can you use a front derailleur as a chain guide?

Enthusiast. Sure, you can run a derailleur as a guide. No worries.

Do you need a chain guide with a clutch derailleur?

On those types of bikes, clutch-equipped derailleurs and chainrings designed to help keep the chain from bouncing off have made guides an option rather than a necessity for many (but not all) riders.