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  6. 178B34 Liftmaster/Chamberlain Straight Door Arm

178B34 Liftmaster/Chamberlain Straight Door Arm

$8.29

178B34 Liftmaster/Chamberlain Straight Door

Part Number: 178B34
Replace a damaged residential garage door opener straight arm with the LiftMaster/Chamberlain 178B34 straight door arm from Garage Door Supply Company. A straight arm and curved arm connect the garage door to the garage door opener trolley. The Chamberlain/LiftMaster 178B34 straight arm is compatible with most LiftMaster residential garage door operators. Check your manual, or call our LiftMaster pros, to confirm compatibility.

Product Highlights:

  • 178B34
  • Compatible with most LiftMaster operators
  • Confirm compatibility with manual
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