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Belt Drive Rail Extension Kit

Sears Craftsman LiftMaster Chamberlain Belt Drive Extension Kit
$49.00
Available Ships same day

Compatible with Models WD822K and WD922K

For 8' high garage doors

Allows door to fully open

Includes complete, illustrated instructions for easy installation

Includes replacement belt, rail assembly and necessary hardware


Quickspecs


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