The Wingmaster Great Dane Trailers Rear Frame Filler is a practical and reliable solution for filling the rear frame of your flatbed trailer. With four 4-inch round holes, this stainless steel filler is designed to fit most Great Dane Trailers. It comes with a tag and dog logo, adding a touch of style to your trailer. Sold individually, this rear frame filler is a durable and functional accessory that enhances the overall appearance and functionality of your trailer. Upgrade your trailer with this high-quality product that ensures a secure and efficient transportation experience.