The 12 Gauge Customs Air Cleaner Straps are made of durable stainless steel and measure 2.5" wide. They are designed to fit 15" air cleaners and are offset for factory air cleaners. These custom-built straps are sold individually and can be tailored to fit any size, making them a practical and versatile option for Kenworth models. With their sturdy construction and customizable features, these air cleaner straps offer a reliable and long-lasting solution for securing air cleaners in place.