Cantilevered The preferred style for NPS interpretive wayside exhibits, our Cantilevered base provides your panel with a minimal, but strong structure, and an optimal viewing angle. Cantilevered #1 Cantilevered #2 Cantilevered #3 Cantilevered #4 Cantilevered #5 Cantilevered #6 Also available in weathering steel. Traditional T Cantilevered Single Pedestal Double Pedestal Mason & Rail Mount Sled Base