The SB-4GV is a 24" - 36" angled base sailboat stand that features a solid steel ACME threaded center rod for smooth adjustment under heavy loads. It also features a V-top for bow support. 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. This particular model features Brownell's hot dip galvanized finish for long-lasting durability.