Door Knob Adapter / Trim Plate, 3-1/2 In.

Introducing the premium brass door knob adapter and trim plate, measuring 3.5 inches in diameter, engineered to seamlessly transform a 2‑3/8″ backset to a 2‑3/4″ configuration. Its polished brass construction not only delivers lasting durability but also adds a refined look, while the trim plate conceals any wear around the knob for a clean appearance.

This compact converter eliminates the need for a full door replacement, saving time and money. By adjusting the backset, you gain flexibility to fit a wider range of handlesets, improving security and aesthetic harmony throughout your home.

• Universal backset conversion: Adjusts seamlessly from 2‑3/8″ to 2‑3/4″, fitting most residential door knobs.
• Solid brass construction: Provides corrosion resistance and long‑term strength for high‑traffic entryways.
• 3.5″ diameter trim plate: Covers damaged or scratched areas around the knob, delivering a polished finish.
• Tool‑free installation: Simple screw‑on design lets you upgrade the hardware in minutes without professional help.
• Elegant brushed‑brass finish: Complements both classic and contemporary interior styles, enhancing curb appeal.

Why Choose This Adapter: When you select this brass door knob adapter, you invest in a solution that blends practicality with style. The discreet trim plate masks imperfections, while the precise backset adjustment ensures your new handle aligns perfectly with the latch mechanism. Ideal for homeowners tackling a quick refresh or contractors upgrading multiple doors, this accessory delivers professional results without the expense of full door replacement. Experience the confidence of a secure, well‑fitted door hardware system that elevates the overall look of any entryway. Its timeless brass sheen also resists tarnish, keeping the door looking fresh year after year.