VEVOR 5-Pack Universal Passage DoorHandle Our black door lever allows smoothpassage without the need for a lock. Ideal for corridors, closets,meeting rooms, and other areas where keys are unnecessary. It comeswith a 2-3/8" or 2-3/4" adjustable latch, suitable for 95% interiordoors with thickness ranging from 1-3/8" to 1-3/4". Installation can't be easier. Positionthe handle on the door and mark the hole positions; drill the holesusing a drill or manual tool; assemble the handle components asshown in the manual to ensure each part is securely in place;insert screws into the holes and tighten with a screwdriver. The lever door handle is made of zincalloy with a black matte finish, enhancing the overall aesthetic ofyour door. The matte black finish adds a sense of modernity,combining style with comfort. The innovative 45 rotation lever designrequires less effort compared to traditional 90 rotation handles,making it convenient for the elderly, people with limited mobility,or those with weak hand strength. You can easily install the black doorhandle on either left-handed or right-handed doors without worriesabout orientation and installation. Whether for homes, businesses,or industrial spaces, it's an ideal choice.