The Universal Stainless Steel Door Lock is designed for doors with a thickness of 30-50mm. Made of stainless steel, it offers durability and strength. The double-sided locking mechanism provides enhanced security, while the concealed design adds of elegance to any door. Features -Color:Silver -Material:Stainless steel -Size:6.50X2.50X2.50cm/2.55X0.98X0.98in -Size:8.60X5.80X2.50cm/3.38X2.28X0.98in -Note: fit for doors with a thickness of 30-50mm -Double-sided locking mechanism: Designed to provide enhanced security for doors -Built to last: Made of stainless steel, this door lock is built to last and withstand wear and tear -The concealed design of this lock adds a sleek and elegant look to any door it is installed on -With its universal compatibility: This lock can be used on various types of doors, making it a versatile choice for any home or business -Double-sided feature: This lock ensures that it can be locked and unlocked from both sides of the door, providing added convenience and ease of use Package list: 2 x lock heads 1 x lock core 3 x keys 1 of screw 1 x gasket