Enhance your interior doors with the sleek and modern Austyle Builders Choice Square Edge Door Knob in Matte Black. This door knob, crafted by Superior Brass, features a durable ball bearing mechanism for smooth and effortless operation. With its concealed fix design, screws remain hidden for a clean and polished aesthetic. The 73mm backplate diameter and 65mm projection ensure a comfortable grip and easy installation on doors with a 54mm hole. Explore our extensive selection of door knobs to find the perfect match for your style. Discover the exceptional quality and craftsmanship of Superior Brass / Austyle products.