Old fashioned aluminum post pedestal bases available in a variety of sizes. Used to keep the bottom of a wood post off of a masonry surface. 4 x 4 Aluminum Post Pedestal Base $3.69, 10/$32.80, 100/$295.00 4 x 6 Aluminum Post Pedestal Base $4.49 5 x 5 Aluminum Post Pedestal Base $4.99, 10/$45.00 6 x 6 Aluminum Post Pedestal Base $7.79, 10/$70.00 8 x 8 Aluminum Post Pedestal Base $17.00 10 x 10 Aluminum Post Pedestal Base $24.99 12 x 12 Aluminum Post Pedestal Base $27.99 Cast Iron Porch Post Base $8.99