The gears on the rear wheel are called a cassette
You need a splined tool bit for the lockring and a chain whip to keep the cassette from rotating. Check out www.bicycletutor.com, there's bound to be a walk-through there.
A bicycle designer uses maths to work out the frame angles, and the gearing. The number of teeth on the chainwheels, sprockets (cassette), chain length, and so on, all depend on maths.
le cassette = the cassette / the tape / the cassette tape
Proper athletic wear, helmet, knee and elbow pads. For training, changing your bike equipment, cassette, and crankset allows you to select different gears. Use a crankset with an 11-23 cassette while training in hilly or mountainous terrain.
An audio cassette is a cassette containing audio data.
"Cassette" in English is spelt the same in French: cassette.
This is depending on the year of the cassette player and the type of cassette player. However even though you get the best cassette player you will still run into the problem of a cassette being eaten.
A cassette deck is a device used to play and record cassette tapes.
une cassette (fem.)
A cassette Walkman is a handheld music player which you put a cassette in and headphones in the listen to music.
une cassette
Cassette is a noun.