LiftMaster 4178B0034B Straight Door Arm guide assembly Block Add/Delete Card feature allows

Block Add/Delete Card feature allows quick setup

This part is compatible with the FAAC 400 Hydraulic Swing Gate Operator

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fits brake manifold to cylinder

LiftMaster 4178B0034B Straight Door Arm guide assembly Block Add/Delete Card feature allowsLiftMaster 4178B0034B Straight Door Arm 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 manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Refer to the following part # for the Curved Door Arm Replacement Kit: 041B0035B Genuine LiftMaster replacement part. Also