The 30132 series is the dial and ring set for mechanical safe locks. The top reading design offers a higher security level by protecting the combination code from being spied while dialing the lock. The 30132 series comes with multiple finishes for nearly every application. The bright brass finish fits most jewerly safes and the bright black chrome finish provides elegant experience that fit a variety of high end gun safes. These mechanical safe locks are widely used on gun safes, vault doors and other security containers due to its rich finishes and reliable durability.