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The Chamberlain 8 ft. Belt-Drive Extension Kit is compatible with Chamberlain's Whisper Drive and Whisper Drive Plus belt-drive garage door openers. It comes with a rail extension and replacement belt and can be used with garage doors up to 8 ft. high.
|Assembled Depth (in.)||39 in||Assembled Height (in.)||2.75 in|
|Assembled Width (in.)||6.75 in||Maximum garage door height (ft.)||8|
|Rail extension length (in.)||38.75|
|Brand/model/year compatibility||2005||Drive System||Belt|
|Garage Door Part/Accessory Type||Extension Kits||Product Weight (lb.)||4.8 lb|
|Manufacturer Warranty||1 year|
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Threshold Delivery: Service includes delivery across your first doorway or threshold (ie. garage, backyard, deck, first room of the home).