Prime-Line E 2297 Replacement Knob, 2-3/16 in Dia, Brass, Polished

These vintage-style door knobs are constructed of solid brass and come in a bright polished brass finish. This set of knobs is designed for indoor use only and it includes a 17/64 x 3-1/2 in steel spindle with 3/8 in 20 threads. This classic-style knob set fits square drive spindle systems commonly found in antique and vintage door hardware sets and it can adjust to accommodate different door thicknesses. The shanks on these knobs include two set screws (per shank) for fastening the knobs to the square spindle.