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Chain Drive Rail Extension Kit

Sears Craftsman LiftMaster Chamberlain Chain Drive Rail Extension Kit
$59.00
Availability: Unavailable
This item is currently out of stock!

This item is discontinued and is no longer available

For 10' high garage doors

Allows door to fully open

Includes complete, illustrated instructions for easy installation

Includes replacement chain/cable, rail and necessary hardware


Quickspecs


Frequency: 390
Programming: Learn Button
Includes: Visor clip, battery, operating manual
Also known as: GRV390
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