This curved door arm (part number 178B35) is for garage door openers.
Curved door arm 178B35 connects the door bracket to the straight door arm, which connects to the trolley.
Follow the instructions in your owner's manual or installation guide when installing this part. Wear work gloves to protect your hands.
Hardware and Tools
9.5" INHx 1" INHx 0.25"FOT
- Installations last year: 5
- Average installation time: 37 minutes
- Level of repair difficulty: