Product Description 
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"
Vendor: Chamberlain
Product Documents
Please Note: Prices, promotions, styles and availability may vary by store and online. While we do our best to provide accurate item availability information, we cannot guarantee in-stock status and availability as item quantities are constantly changing throughout the day. Inventory last updated 5/24/2013 at 5:00am CT. Rebates are an in-store service; therefore online purchases do not qualify towards rebate redemption.
