4178B0034B Liftmaster 178B34 / Chamberlain Straight Door Arm 4178B0034B Liftmaster 178B34 / Chamberlain Straight Door Arm

Description This is a Straight Door Arm Replacement Kit. For use with various LiftMaster and Chamberlain Garage Door Openers. The straight arm is commonly paired with the curved door arm. Check the...

Description This is a Straight Door Arm Replacement Kit. For use with various LiftMaster and Chamberlain Garage Door Openers. The straight arm is commonly paired with the curved door arm. Check the...