Pergola Post Bases

6″ x 6″ Pergola Post Bases. Handmade with commercial grade 1/8 inch steel to ensure strength and stability of posts. Coated with a glossy black exterior powder coating that will not rust. They are very durable and will last for years to come. Used for commercial and residential projects. Base is 12″ by 12″ with four, 1/2″ holes for attaching to concrete or existing deck. Sides are 6″ tall and have 8- (1/2) inch holes to lag to post. We currently offer two different sizes. 5-1/2″ inside-inside and 5-3/4″ inside-inside.