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Parts of a mountain bike rear wheel.
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This is the backbone of your bike the largest part.
The bike s chain wraps around the sprockets of the cassette and in association with the crankset and shifters forms the bike s drivetrain which propels it forward.
It is interesting though to.
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Adapters 183 axle nuts 28 axles 112 bearings 15 free hubs 191 internally geared hubs parts 16 rim tape 48 rims 40 skewers 64 spokes nipples 334 valve caps 28.
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Within each hub front and back is the axle which attaches the wheel to the bike.
On the rear wheel the hub features splines which a cassette attaches to.
The two wheels don t need much explaining.
Everyone knows why they re there.
Let s start with the frame arguably the most important part of a mountain bike.