Note which gear these are on so you can place the chain back in the right place.
Fixed gear bike chain slipping.
To tighten a loose chain on a hub or fixed gear bike first use a wrench to loosen the axle nuts on the rear wheel.
And explain what needs to be done to fix them.
A chain that keeps falling off is either too loose in the case of a hub gear or fixed gear bike or the derailleurs are badly adjusted and move the chain right off the cogs when you change gears.
This will allow you to clearly access all the parts and spin the pedals to see how the drivetrain is performing.
Bicycle gear slips will cause inconsistencies while riding as well as slow down a racer.
Look over the chain for excess wear or bent links.
If the chain is worn out.
Hub or fixed gear bike.
To fix a skip in the rear derailleur shift your chain into the smallest ring on your rear cassette the hardest gear and the middle or larger ring on your front derailleur.
Press your shifter once.
Place your bike in a stand.
It is important that you take the time to inspect the condition of your gears and chain before any ride.
Using a chain tool slip each of its ends through the links of your chain and check your chain against its wear indicators.
Straightening a bent derailleur hanger how.
To fix a slipped bike chain first turn your bike upside down as this will make it a lot easier to reattach the chain.
How to fix bike chain skipping slipping jumping gears i show the most common causes for chains that skip slip jump gears while pedaling auto shifting phantom shifting derailleur especially while under torque like climbing up a hill or standing on the pedals.