Probrico Privacy Door Levers, Keyless Interior Lock Handle in Satin Nickel. Stainless Steel, Contemporary Wave Design, Privacy Drop Lever in Satin Nickel. Reversible levers for right and left handed door. Fit for standard doors. Made of high-qualified stainless steel, durable, sturdy, anti rust/corrosion. Conformed with ANSI Grade 3, Exceeds 200,000 cycles. Ideal for interior doors where a privacy locking function required, such as bedroom & bathroom. Locked with turn button inside for privacy, emergency release outside with a flat screwdriver/tool or a coin. Universal Latch 2-3/8″ or 2-3/4″ (60mm or 70mm), Fits the door 1-3/8 inch to 1-3/4 inch (3545mm) thick. Lever Length 4.7″(120mm), Round Rosette diameter 2.56″(65mm). Easy to install in minutes with a screwdriver. Easy to replace the old door lock. Backset latch, Strike plate, Screws, instruction included. Note: Square latch plate cannot be removed. Privacy Function (without keys) : The latch bolt can be locked by thumb turn button on the inside lever. An emergency release tool can unlock the door from the outside. Dimensions : Lever Length: 4.7″(120mm), Rosette Diameter: 2.56″(65mm). Note : The square plate of the latch is unremovable. The latch bolt can be locked by thumb turn button on the inside handle. The outside knobs have a slot that can be turned with a coin or screwdriver to unlock the door. It can be used for bedroom and bathroom doors. This wave door handle is designed to complement modern contemporary style interior and exterior doors for commercial and residential application. All you need is a door and a screwdriver! No need for professional door fitters, it is perfect for DIY. The “Reversible Lever” function allows you to install the leverset on either a left hand, or a right hand configured door. It is easy to disassemble and install, can be operated smoothly without professional knowledge. The material of round spring is 65 mn, the manganese content reaches 0.9%, the wear resistance is strong and relatively stable, and it can pass the three-level standard 250,000 wear resistance tests. Zamak 3, high density, strong tensile strength. The material is more in line with the requirements of electroplating, so the quality of electroplating is more stable, and it can stably pass the surface quality salt spray test standard 72H. 250,000 times of locking the inner parts, the tongue material is thick and firm. The thickness of the tongue plate material is 2.0mm, which can effectively enhance the strength of the door and prolong the service life. The material is thick, and the torque strength of the handle is enhanced. It can pass the three-level standard locking torque test of 25Nm. It feels comfortable and does not scratch the hand. Type: Privacy door lever. Backset: Adjustable to 2-3/8″ or 2-3/4″. Door Thickness: 1-3/8″ or 1-3/4″. Lever Length: 4.72(120mm). Rosette Diameter: 2.56(65mm). Handing: Left, Right, Reversible. What’s in the Box. They are packaged by the individual package. Levers for both sides of the door. Adjusts to fit all standard door preparations. Easy installation- One-person project. Can be used for left and right doors.