This rail extension kit (part number 53727) is for garage door openers.
Rail extension kit 53727 lengthens the garage door opener rail to accommodate a taller garage door. The kit may include multiple parts; refer to your parts diagram for a complete list of parts included.
Wear work gloves to protect your hands when installing this part.
Hardware and Tools
50.25" INHx 3" INHx 2"FOT