Before the introduction of the euro, francs were also used in France, Belgium and Luxembourg, while Andorra and Monaco accepted the French franc as legal tender (Monegasque franc).
Inside the caliper is a brake pad, a small block of friction material backed with a metal plate. When you step on your brake pedal, pistons inside the caliper cause it to apply pressure to the brake pad which squeezes the rotor, causing the car to slow or stop.
yellow car, a honda japanese sport car model image by alma_sacra from Fotolia.com. Calipers are clamp devices located on a vehicle's brakes. They work by pressing against the brake pads to help the vehicle stop or slow down. Over time, calipers become worn, and replacements can be purchased loaded or unloaded.