WHITE KNOBS: Oblate white door knobs crafted with high quality porcelain and finished with a glazed coating. The polished brass finish offers both beauty and durability, making it a perfect choice for various architectural styles
ZINC ALLOY ROSE: The interior door knob with sturdy round zinc rose is secure mechanism. And easy installation, saving you time and effort
DOOR THICKNESS: Fit most of standard door thickness 1-3/8 to 2-1/6 inch (35-55 mm). Adjustable 2-3/8 or 2-3/4 inch (60-70 mm) backset optional
ZINC LATCH: Adjustable 2-3/8 or 2-3/4 inch backset optional. The handle latch is forty five degree turning to open doors, it' s convenience for all people
QUALITY PROMISE: Ensure opening cycles exceed two hundred and fifty thousand times as ANSI Grade three standard