Prime-Line Mortise Style Fluted Glass Door Knobs, Features 2 In. Outside Diameter Knobs, Brass Plated, Single Pack

Restore the timeless elegance of antique interior doors with the Prime-Line E 28316 Mortise Style Fluted Glass Door Knob Set. Designed to replace worn, damaged, or missing knobs on vintage mortise lock systems, this decorative door knob set combines classic fluted glass styling with attractive brass-plated bases for an authentic period appearance. Ideal for restoration projects, historic homes, and vintage-inspired interiors, these knobs help preserve the character of older doors while restoring reliable functionality. Constructed with clear fluted glass knobs and durable diecast brass-plated bases, this set is designed for use with square-drive mortise lock systems commonly found on antique and vintage interior doors. The included 17/64 in. x 3-1/2 in. steel spindle features 3/8 in.-20 threads and can be adjusted to accommodate various door thicknesses. Set screws secure the knobs to the spindle for dependable operation, and thread-locking adhesive may be used to help maintain a secure connection over time. This interior-use knob set includes two 2 in. diameter fluted glass knobs, brass-plated bases, set screws, and an adjustable steel spindle. The mortise lock body, rosettes, latch components, strike plates, trim plates, and fasteners are sold separately. For coordinating components, see Prime-Line E 2282 and E 2541. Before purchasing, compare the spindle style, door preparation, and hardware dimensions with your existing mortise lock system to ensure compatibility.