Product DescriptionCarlson's Snap Caps are designed for safe, effective dry-fire practice with .40 Smith & Wesson pistols. They help teach proper trigger control, aid in eliminating flinching, and allow for the safe release of firing pin springs. Each snap cap features a spring-loaded striking area that cushions impact to help protect your firearm's firing pin during training and function checks.Product Highlights Designed for .40 S&W pistol dry-fire practice and function testing Spring-loaded striking area cushions impact to help protect firing pins Helps diagnose and reduce flinching while improving trigger control Aluminum construction in high-visibility red for easy identification Convenient 5-pack for repeated training sessionsSpecs Brand: Carlsons Product Type: Snap Caps Model: Snap Cap Series: Pistol Caliber: .40 S&W Rounds Per Box: 5 Material: Aluminum Color: Red UPC: 723189000646 Manufacturer Part Number: 00064 Approx. Package Dimensions: 7.0000 in (L) x 3.2000 in (W) x 1.3000 in (H) Approx. Weight: 0.0800 lbDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.