About Liberty Hardware Building its reputation since 1942 by providing quality decorative and functional hardware products at an affordable price, Liberty Hardware offers its wide selection of products to fine retail outlets and original equipment manufacturers (OEM) and distributors throughout the U.S with its main office located in Winton-Salem, NC.. Liberty Hardware is proud to be a member of the MASCO family of companies, and looks forward to a bright future by continuing to provide unique and inspiring designs along with the very best service, and regularly responding to customer requests and needs. Made of zinc. Knob measures 1.5 diam. in.. Rustic styled in a variety of finish options. Concentric circles in flattened mushroom shape. Includes mounting hardware for quick installation. Dimensions: 1.5W x 1.2D x 1.5H in..