Garage Door Opener End Stop Replacement Arm

The end stop for my garage door opener has an arm on it that had become warped. As a result, it no longer aligned correctly with the carriage and this caused it to snap in half. I modeled this simple replacement part to avoid sourcing and buying the whole unit.

The arm in the original unit was held in place with a brad that must be drilled out. The replacement pieces were built to use an M3 screw which fits through the original hole left by the brad. The M3 screw will thread snugly throug