Chamberlain® 8 ft. Chain Drive Garage Door Opener Extension Kit
Model Number: 7708CB
Menards® SKU: 4252541
Description & Documents
Chamberlain® has revolutionized the garage door opener and opener accessory industry by playing a vital role in taking the garage door opener from a nice-to-have "extra" to a home convenience necessity.
- Extends opener track for 8 ft. high doors
- Extension kit for taller garage doors
- Compatible with Chamberlain openers with Quick-Install square tube rail
- For model numbers ending in S
- S indicates Structural Steel Rail
Dimensions: 3.06" x 2.06" x 38.75"
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