Timeless Floral Design for Elegant Homes: Crafted with an intricate vintage floral pattern, this antique brass door knob adds elegance and sophistication to any bedroom, bathroom, or interior space Fits U.S. Standard Interior Doors: Compatible with 1-3/8" to 1-3/4" (35–45mm) thick doors. Not suitable for 2" (50mm) doors—please verify your door’s thickness before purchase. Knob diameter is 2.25" (57mm), ideal for standard-sized bedroom and bathroom doors. Not recommended for oversized or decorative front doors, where the knob may appear visually too small Solid Brass Construction with Antique Finish: Made of high-quality brass, this knob set is corrosion-resistant and built to last. The rich antique finish resists tarnish and wear, maintaining its beauty for years Precision-Made Brass Latch with Fixed Backset：Unlike adjustable latches, this model features a solid brass bolt and a fixed 2-3/8" (60mm) backset for smooth, secure alignment. Please check pre-drilled holes before purchase to ensure proper fit and avoid installation issues. The internal brass spindle collar adds rust resistance and ensures quiet, reliable performance Quick DIY Installation – Comes with all required hardware, a instruction manual, and an installation video on the product page to guide you through a fast and easy setup—even for first-time users Timeless Floral Design for Elegant Homes - Enhance your home’s style with this beautifully crafted antique brass door knob, featuring an beautiful floral pattern that blends vintage charm with modern sophistication.