Chamberlain 7708CB-P Chain Drive Rail Extension Kit for 8 Foot High Garage Doors

Name: Chamberlain 7708CB-P Chain Drive Rail Extension Kit for 8 Foot High Garage Doors
Brand: CHAMBERLAIN
SKU: awhd-us-b000h6kc9g
Price: 39.31 USD
Availability: InStock

Brand: CHAMBERLAIN

Condition: Used

$39³¹

$43⁹⁹

-11% Save $4⁶⁸

Updated: 2 days ago

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Description

Fully compatible: the Chain Drive Rail Extension Kit for 8'-High Garage Doors is required for reliable, everyday operation of Chamberlain chain drive models in 8-ft. garage door applications..Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

Easy Setup: featuring a quick-install extension rail and replacement chain, the kit includes all necessary hardware and instructions for a quick and easy installation.

Includes one-year warranty, rail extension, replacement chain, all necessary hardware and an instruction manual for easy setup.

Proven quality: rigorous quality testing ensures lasting performance.

About Chamberlain: the largest and most dependable garage door opener manufacturer in North America.

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Product Details

SKU:: awhd-us-b000h6kc9g
Model:: 7708CB
Country:: US
ASIN:: B000H6KC9G
GTIN:: 00012381180011
UPC:: 012381180011

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Common questions about buying open-box and refurbished.

Why buy refurbished or open-box?

Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $5 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

What's the difference between open-box and refurbished?

Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

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Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.