• Specifically designed for use with Chamberlain Whisper Drive & Whisper Drive Plus belt drive garage door openers
• Features quick-install rail system, easily installed with all necessary hardware and replacement belt
• Intended to be used with garage doors up to 8 feet in height

FOR CALIFORNIA SHOPPERS

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• ⚠  Warning: This Product Can Expose You To Chemicals Including Lead Which Are Known To The State Of California To Cause Cancer Or Birth Defects Or Other Reproduction Harm. For More Information Go To Www.P65Warnings.Ca.Com