The Recessed Airline Box 45 Degree Front with Flange Trailer Air is a practical and durable solution for trailer air hook-ups. Made of polished 304 stainless steel or smooth aluminum, this box includes trailer air holes, a 7-way hookup hole, and a 4/6-way hookup hole. Its 45-degree face and recessed design make it a versatile and convenient option for most makes and models of trailers. This product is sold individually and offers a sleek and polished look while providing essential hook-up capabilities for trailers.