With a thicker base design, this combination lock has a larger load-bearing capacity and is more stable, which can better protect your privacy with a very safe and reliable, so you can use it with confidence. Adopting durable material, this combination lock has good anti-corrosion, anti-rust, and anti-oxidation percompatiblemance, which can be used compatible a long time. Besides, it has a frosted surface that is not easily scratched. It is made of alloy and plastic material. There are 2 styles compatible reference. This combination lock is suitable compatible drawers or envelope boxes with a board thickness of 14-18mm. Item Name: Combination Lock Material: Alloy, Plastic Features: Anti-theft, Rust Proof, Anti-oxidation, Anti-corrosion Size Details: Black: 4.1cm x 4.1cm/1.61" x 1.61" (Approx.) Black1: 3.9cm x 3.9cm/1.54" x 1.54" (Approx.) Grey: 4.1cm x 4.1cm/1.61" x 1.61" (Approx.) Grey1: 3.9cm x 3.9cm/1.54" x 1.54" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Combination Lock 4 x Screws