SKU: RUG21
UPC: 708279012778
MPN: RUG21
The Pro Mag Magazine Ruger SR40 in .40 S&W with 10-round capacity is a reliable spare magazine designed for shooters who demand dependable ammunition storage and reliable feeding performance. Built for law enforcement, security professionals, and civilian defensive shooters, this magazine serves as an essential backup to your primary magazine or core carry setup. The SR40 platform has earned respect in duty and sport applications alike, and having quality spare magazines on hand ensures you maintain operational readiness without compromise.
Constructed from blued steel, the Pro Mag magazine features a durable finish that resists corrosion while maintaining a professional appearance suitable for tactical, law enforcement, or personal defense roles. The 10-round configuration delivers practical capacity within common legal restrictions while maintaining a slim profile for comfortable carry and storage. The magazine's engineering ensures consistent feeding geometry—critical in defensive scenarios where reliability is non-negotiable. Pro Mag's manufacturing standards deliver controlled spring tension and witness holes for quick round-count verification in low-light conditions.
This magazine is purpose-built for Ruger SR40 platforms and delivers the same feeding reliability expected in duty and training environments. Whether you're rotating magazines during range sessions, maintaining a backup system, or building redundancy into your defensive loadout, the Pro Mag magazine provides the dependability that professional shooters and experienced operators have come to expect. At just 0.3 pounds, it adds minimal weight to your kit while delivering maximum practical value. Compact dimensions make it easy to store in gear bags, duty belts, or range boxes for immediate deployment.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.