Center Pivot — The center pivot axle is attached directly to the floor with a rotating center post. The beams can then be slid in or out to adjust for different diameter domes, then screwed in tight so they don’t slip out.

Center Pivot — The center pivot axle is attached directly to the floor with a rotating center post. The beams can then be slid in or out to adjust for different diameter domes, then screwed in tight so they don’t slip out. (Monolithic)

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