A bike part is any component of a bicycle that helps it to function. FENDER, with 6 letters, is a protective covering for the wheel that prevents dirt and debris from being thrown up by the wheel. CHAIN, with 5 letters, is a metal loop that connects the pedals to the rear wheel, allowing the rider to propel the bike forward. PEDAL, with 5 letters, is the part of the bike that the rider pushes down on to move the bike forward. AXLE, with 4 letters, is a metal rod that runs through the center of the wheel, connecting it to the frame. TIRE, with 4 letters, is the rubber outer covering of the wheel that provides traction and absorbs shock. BRAKE, with 5 letters, is a device used to slow or stop the bike. GEAR, with 4 letters, is a mechanism that allows the rider to change the speed of the bike.