The most popular and well known product STR produces. It is a race proven design that is used by all outboard offshore race teams around the world. Hull's powered by 400ROS Mercury Racing outboards. These are billet aluminum and Black anodized with stainless steel hardware as seen 15" set back and rise is 3.5" Only 2 are available. Discount available if you buy both (call to order). Sold AS-IS. No Returns!