Automatic sliding door Belt Compatible with Sliding door operator engine & glass door.
This belt assembly for use with liftmaster belt drive models 2500, 2580, 2280, 3500, 3580, 3280.
One factor that affects the rate at which the garage door raises and lowers is the smoothness. And our drive belt garage door opener systems are smoother, so they tend to operate a bit faster.
This Belt is suitable for a 4 meter sliding door engine.