Ensure your .45 Long Colt ammunition chambers reliably every time with the Evolution Gun Works Ammo Chamber Checker 7-hole. Designed specifically for reloaders and shooters who demand precision, this compact case gauge quickly verifies that factory and handloaded rounds meet minimum SAAMI specifications for safe and consistent function in your firearm. Key Features 7-hole design allows simultaneous checking of multiple cartridges for maximum efficiency during reloading sessions Machined from solid 6061 T6 aircraft-grade aluminum for exceptional durability and long-term accuracy One-piece, non-adjustable construction provides consistent, repeatable results without calibration needs Precisely sized to minimum SAAMI chamber dimensions to identify oversized cases, excessive length, or out-of-spec diameters before they cause malfunctions Specifications Caliber: .45 Long Colt Holes: 7 Material: 6061 T6 aluminum Dimensions: 3" L x 1.25" W x 1.6" H Weight: 6.35 oz Why Choose This Product Reloaded ammunition often varies in size due to brass spring-back or inconsistent sizing dies. This chamber checker solves that problem by letting you quickly plunk-test rounds against exact minimum specs, reducing the risk of failures to feed, extract, or chamber. Its portable size fits easily in a range bag or reloading bench, making it an essential tool for competitive shooters, hunters, and serious handloaders who prioritize reliability and safety. Invest in peace of mind and streamline your reloading workflow with this professional-grade ammo checker from Evolution Gun Works.