* Bearing Support – Plates that include a ball bearing to support radial movement of a torsion shaft usually located on torsion spring counterbalance units
* Bracket – See Bearing Support
* Hinge/Roller Hinge – Hinges located on the edge of door sections that allow sections to pivot when the garage door opens or closes
* Stile Lock – A sliding deadbolt lock or spring latch only operable from the inside
* Stile Sealing Strip – Plastic strips used to seal section at end stiles of steel and fiberglass doors
