Derailleur HangerDonanımDERAILLEUR HANGER The derailleur hanger is a small tab of metal (usually aluminum) that connects the rear derailleur to the bicycle frame. It is a deliberate "weak link" designed to break or bend iInspect
Disc BrakeDonanımDISC BRAKE A disc brake is a bicycle braking system that slows down the rotation of a wheel by pressing brake pads against a metal disc (rotor) attached to the wheel hub. Today, disc brakes are wideInspect
Down TubeDonanımDOWN TUBE The down tube is the large, diagonal tube that connects the head tube at the front of the bicycle to the bottom bracket shell at the base. It is typically the largest and strongest tube iInspect