Brass Accents, D07-K360PA, Passage,Pewter, Netropol, Knobset Enter the modern age with this mushroom shaped knob style made popular by the Earle Hardware Co. around 1935! Simple design, yet goes with many back plate styles. Finishes well in solid finishes like Oil Rubbed Bronze, Polished Brass, Satin Nickel, and Weathered Finishes. This rosette collection shows best in the solid finishes like polished brass, oil rubbed bronze, satin & polished nickel. Rosette measures 2-5/8", 2-1/8" bore, concealed mount.