Magma Locking Pedestal Mount 28". The Pedestal locks into the mounting base and the grill or table locks to the pedestal. The grill or table is instantly removable from the pedestal with a simple push-button release. The pedestal also is instantly removable from the mounting base with a push-bottom release that allows the pedestal to be unthreaded and removed for storage. The low-profile threaded twist-lock surface mount base measure just 5/8" tall and 7" in diameter with a 5-3/4" bolt pattern. There is no need to cut a hole in your deck. Made of durable anodized Aluminum with a brushed Satin Finish it is perfect for swim platforms boat decks pontoon boats or at home on the patio balcony or deck. Specifications for Magma 28" Locking Pedestal Mount: Manufacturer: Magma Color: Black Package Contents: Magma 28" Locking Pedestal Mount Magma T10-185: Locking Pedestal Mount 28"