For use with older model Chamberlain® made garage door openers, Chamberlain, Sears, Craftsman, Us...
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$36.95 at DoorRemotes
LiftMaster 974LM Security+ Garage Door Opener Remote 4 channel transmitter, compatible with model...
Buy it:
$30.00 at North Shore Commercial Door
LiftMaster 974LM Security+ Garage Door Opener Remote 4 channel transmitter, compatible with model...
Buy it:
$30.00 at North Shore Commercial Door