Rollers
Garage door rollers are the most used part in the system of a garage door and they need to be replaced every 5-7 years.
Torsion Springs
Torsion Springs provide the means to raise and lower garage doors via cable winding on drums.
Cables
Torsion cables on the sides of the door connect the bottom bracket and the drum to raise and lower the door.
Cable Drums
Cable Drums are grooved drums on the torsion spring shaft that allow lifting cables to wind when the garage door opens.
Bottom Brackets
Bottom Bracket is a structured support that provides for attachment of lifting cables.
Panel Sections
Sections are typically steel panels reinforced with stiles interconnected with hinges & rollers.