Depends on the type of brakes, but most bike brakes would use levers.
steam turbine
Two simple machines that are part of a bicycle are the wheel and axle and the lever. The wheel and axle allow the bicycle to move forward by rotating, while the lever system is used in the brakes and gears to increase or reduce force applied by the rider.
A bicycle consist of several simple machines, which makes it a complex machine.
pulley
i know
A bicycle. the rest are simple machines.
A compound machineA bicycle consists of several simple machines, which makes it a complex machine.
One of the simple machines is the wheel-and-axle, and bike wheels would fit that description
Wheels and levers.
wheel and axle, and the lever.
Bicycle
Pizza and dodo