A-Zoom Snap Caps 5.7x28mm are precision-engineered training rounds designed for safe dry fire practice and function testing. Crafted from solid aluminum, these snap caps are CNC machined to the exact dimensions of the 5.7x28mm cartridge, ensuring reliable performance during training sessions.Key FeaturesPrecision CNC Machined: Crafted from solid aluminum for exact cartridge dimensions, ensuring reliable function.Hard Anodized Finish: Provides ultra-smooth functioning and enhances the durability of the snap caps.Safe Dry Fire Practice: Allows for effective training without the risk of damaging your firearm's firing pin.5-Pack Configuration: Conveniently packaged for multiple training sessions and extended use.Lightweight Design: Easy to handle and manipulate during practice scenarios.