Specification Brand : Sturdy Built Label : Sturdy Built Manufacturer : Sturdy Built PartNumber : 25881-4 ProductGroup : Automotive Parts and Accessories ProductTypeName : AUTO_ACCESSORY Publisher : Sturdy Built SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31ad9lKoLmL._SL75_.jpg SmallImage_Width : 75 Studio : Sturdy Built Title : Sturdy Built (4) 8" Galvanized Vertical Bunk Bracket Kit for 1.5x3 Boat Trailer Cross Members