The Trimteck TT001847-150-000 Valve Seat Ring MK1 1.50/2″ 316 Stainless CL150/600 is a high-quality stainless steel valve seat ring designed for industrial use. With a unit quantity of 5, this product is durable and reliable for various business and industrial applications. The brand, Trimteck, is known for producing top-notch products in this category, making this valve seat ring a dependable choice for customers looking for quality and efficiency.