Liftmaster SW021A Primary Arm
Liftmaster SW021A Primary Arm
This is a Primary Arm Service Kit. Compatible with LiftMaster® Model MSWDCBB Perimeter Access Systems.
Check the manual or parts diagram for specific part information before ordering to ensure compatibility.
Genuine LiftMaster® replacement part.
Liftmaster SW021A Primary Arm
Liftmaster SW021A Primary Arm
This is a Primary Arm Service Kit. Compatible with LiftMaster® Model MSWDCBB Perimeter Access Systems.
Check the manual or parts diagram for specific part information before ordering to ensure compatibility.
Genuine LiftMaster® replacement part.
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