Most are mostly metal, but there are some other materials as well.
They are made of metal.
metal and rubber
Mainly steel.
Cannondale metal bikes are most likely aluminium frames.
it isn't. It's important for racing bikes to be strong enough and as light as possible, and that can often be achieved by using metal in their construction. But carbon fiber can also be used.
The types of products that are designed and produced by the Italian manufacturer, Marzocchi, are metal suspensions for motor bikes and mountain bikes.
Major there lighter faster way better suspension. Now you can ride the newer bikes ride one of the all metal 1970's era bike finders and all metal you try just to hang on and not be thrown.
You can wax it, or give all exposed metal a thin coat of grease/oil.
Leisure Lakes Bikes sell a huge range of bikes. They sell mountain bikes, road bikes, folding bikes, BMX bikes, Hybrid bikes, electric bikes and kids bikes.
One of the best rust removers for bikes available in the market is the WD-40 Specialist Rust Remover Soak. It effectively removes rust from metal surfaces and is easy to use.
Most bikes are made from metal and plastic, which is totally fine for a vegan to use. Tioga saddles are vegan.
Anything metal will rust, which includes gardening tools, wheelbarrows, bikes and wagons.