Houston Astrodome Seating Mount Stabilizing Brackets. You are purchasing a set of 3 Seat Feet™/ L-Bracket Combo's for Houston Astrodome Seats - constructed of steel with Black powder coating. These Astrodome Seat Feet™ are designed to fit the Riser Mount stadium seats removed from the Houston Astrodome in Houston Texas. Each set comes with 3 Seat Feet™ and 3 L-Brackets (Floor Stands). Simply choose which type of seat you have and place the order. All Hardware included.. Satisfaction Guaranteed or your money Back! If you have any questions contact us at 888-789-5550 to place order...