Base only for the SB-4G is a 24" - 36" angled base sailboat stand that features a 23-degree angled center pipe. All Brownell products are made in the USA using top quality American Steel. The Brownell Sailboat Stand is made of a unique design that allows it to be nested and stacked for compact and convenient storage. Sailboat stands are also used on powerboat hulls that have a deadrise greater than 20-degrees. This particular model features Brownell's hot dip galvanized finish for long-lasting durability.