Chamberlain 8' Chain Drive Garage Door Opener Extension Kit
Model Number: 7708CB
Menards® SKU: 4252541
Description & Documents
This part is for use with Chamberlain® chain drive garage door openers. This chain drive rail extension kit features a quick-install rail system.
- Extends opener track for 8' high doors
- Extension kit for taller garage doors
- Compatible with Chamberlain® chain drive openers with quick-install square tube rail
- Includes rail extension, replacement chain/cable and all necessary hardware
Dimensions: 3.06" x 2.06" x 38.75"
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