bearings to transmit the vertical forces imposed by the weight of the door and the lateral forces imposed by wind and seismic loads. support wheels are supplied with grease fittings installed on the support axles and taper bearing adjusters. support wheels can be removed from the door panel through...
bearings to transmit the vertical forces imposed by the weight of the door and the lateral forces imposed by wind and seismic loads. support wheels are supplied with grease fittings installed on the support axles and taper bearing adjusters. support wheels can be removed from the door panel through...