The door handle has good quiet effect and durability, can be used for a long time, and complements a variety of interior styles.Name: Retro door handleFunction and purpose: lock the interior door, lock the door, and others.Color: rose gold, bronze, gold (placer gold)Panel material: copperSuitable door thickness: 35-50mm/1.3in-1.9inMaterial of marbles: copperLock core material: copperLock tongue type: three lock tongueLock tongue material: copperHandle material: copperDoor opening direction: left inner left outer right inner right outerCenter distance: 85mm/3.3inLock margin: 60mm/2.3inWhether with key: With key without key