The Nostalgic Warehouse 712146 Mortise-2.25" Bright Chrome Classic Rosette is a privacy door knob designed for bathroom and interior room doors. Made of classic chrome material, this knob is a stylish and timeless addition to any home. With a mortise-2 design, this door knob offers a secure and reliable locking mechanism while maintaining a vintage aesthetic. Perfect for those looking to add a touch of nostalgia and elegance to their living space.