Privacy door knob with black finish for bathroom or bedroom door. Confirm with ANSI Grade 3, Exceeds 200,000 cycles Privacy Function (without keys): The latch bolt can be locked by thumb turn button on the inside knob. An emergency release tool can unlock the door from the outside Steel Adjustable Latch: It has adjustable universal latch - 2-3/8" or 2-3/4" (60mm or 70mm), Fits doors 1-1/4" to 1-3/4" (35mm to 45mm) Easy Intallation: Easy to install with all accessories included. The easy installation makes for a one-person project. It fits both right and left handled doors Dimensions: Knob Diameter: 2.2"(57mm), Rosette Diameter: 2.56"(65mm). Note : The square plate of the latch is unremovable Privacy door knob with black finish for bathroom or bedroom door. Confirm with ANSI Grade 3, Exceeds 200,000 cycles Privacy Function (without keys): The latch bolt can be locked by thumb turn button on the inside knob. An emergency release tool can unlock the door from the outside Steel Adjustable Latch: It has adjustable universal latch - 2-3/8" or 2-3/4" (60mm or 70mm), Fits doors 1-1/4" to 1-3/4" (35mm to 45mm) Easy Intallation: Easy to install with all accessories included. The easy installation makes for a one-person project. It fits both right and left handled doors Dimensions: Knob Diameter: 2.2"(57mm), Rosette Diameter: 2.56"(65mm). Note : The square plate of the latch is unremovable