Great for inexpensive practice with your firearm, safety training, doing function checks or checking/adjusting trigger pull, the Otis Snap Caps stand up to the job. These Snap Caps are also recommended for safe decocking of firearms without fear of firing pin damage or releasing tension on hammer springs while in storage. Don't let the cost of ammunition or lack of range time get in the way of dry fire drills or cycling practice. Precision machined of solid aluminum and hard anodized red. Available in the following pistol calibers: 9mm, .380ACP, and .45ACPFeaturesIncludes 5 snap caps Great for checking & adjusting trigger pullSafe decocking without fear of firing pin damageRelease tension on hammer springs while storedDry fire drills or cycling practice approvedFunction check extractors & ejectorsMachined solid aluminum with anodize red