This high-quality stainless steel dosing ring funnel is a must-have accessory for any espresso coffee maker. With its precise dimensions and durable construction, it ensures a perfect fit for 51/53/54/58mm portafilters, making it easy to dose your coffee without any spills or mess. Crafted from premium materials, this dosing ring is built to last and withstand the rigours of daily use. Its sleek and stylish design makes it a great addition to any coffee enthusiasts collection. So whether you're a professional barista or a home coffee maker, this dosing ring is sure to make your coffee-making experience more enjoyable and efficient.