The Wingmaster Great Dane Trailers Rear Frame Filler - Reefer is a practical and reliable solution for filling the rear frame of your trailer. With its Reefer design, it ensures optimal functionality and efficiency. The filler features three 2" round holes and two 4" round holes, allowing for easy installation and customization. It also showcases a sleek Dog Logo and is made of durable stainless steel. Sold individually, this rear frame filler is designed to fit most Great Dane Trailers, making it a versatile and convenient choice for trailer owners.