Probrico 5 Pack Round Privacy Door Knob(Thumb Turn Lock on The Inside, Keyless Doorknobs Interior/Exterior Lockset,Privacy Knobs for Bedroom/Bathroom,Satin Nickel Modern Design Door Hardware

, 'Four Door Knob Function for Your Choice:Keyed Entry Function：Keyed entry door Knobs are commonly used on exterior doors and garage doors leading into your home. Keyed entry door Knobs can also be used in conjunction with deadbolts for added security. Privacy Function：Privacy sets are used on bathroom and bedroom doors. Locked by turning a button on the inside and can be unlocked in case of emergency from outside by turning the slotted button using a flat object. Passage Function：Passage sets are typically used on closet doors, bedrooms and other doors that you want to latch but do not lockDummy Function：Individual Inactive KnobsTypically used on interior doors where a push/pull function is required such as a pantry，Inactive door Knobs mount to the face of the door and do not require and door prep. DETAILS: Material: Stainless Steel; Color:Satin Nickel; Adjustable Latch with Backset: 60mm(2 3/8or 70mm (2 3/4''; Fit all doors 35 to 45 mm ( 1 3/8'' to 1 3/4''thick. Solid column Security bolt to provide anti sawing protectionWhat’s in box: Adjustable latch Screws Strike Strike box Installation instruction ( Keys. NOTICE: The square plate on the latch is unremovable.