High Quality Material: Made of high quality material, high quality stainless steel with nylon rollers, strong, durable, not easy to rust and wear. The surface is smooth and will not scratch your skin. High quality pulley: Nylon pulley for smooth sliding. Opening and closing will not make noise or disturb the sleeping person. 12PCS Door Catches: Easy installation, each door catch comes with 4 fixing screws. Package included: 12 door locks Easy to install: Installing the double roller door fasteners is quick and easy, even if you never have experience, understand right away. Multiple uses: Suitable for cabinet doors, lockers, vanities, doors, etc. Ideal for homes, offices and shops. Description: Product Name: Door Locks Material: high quality stainless steel with nylon rollers Quantity: 12 x door latch, 48 x screws Color: zinc plated and antique bronze Size: Details of the picture Mounting Hole Diameter: 7.4 x 3mm Package Included: 12 * Door Locks 48 * Screws