your coffee brewing game with this versatile and easy to use 51mm coffee portafilter holder Whether you ' re a coffee shop owner looking to provide your customers with a coffee or a coffee lover wanting to enjoy coffee at home, this product is perfect for you Designed for coffee enthusiasts who are passionate about making authentic italian espresso at home Crafted with alloy and ABS materials, this coffee accessory is and resistant, ensuring long lasting use the perfect cup of espresso with this 51mm coffee portafilter holder