{"product_id":"promag-sf-kuna-9mm-mag-40rd","title":"ProMag SF Kuna 9MM Magazine 40-Round – Springfield Armory Compatibility","description":"\u003cp\u003eThe ProMag SF Kuna 9mm Magazine is a 40-round extended magazine designed for Springfield Armory 9mm pistols. Built with a steel-lined polymer body, this aftermarket magazine offers substantial capacity for extended range sessions, competition use, or backup purposes. The magazine features a heat-treated chrome silicon wire spring and an impact-resistant polymer follower for reliable feeding.\u003c\/p\u003e\u003cp\u003eThis magazine is compatible with select Springfield Armory 9mm pistol models—verify fit with your specific firearm before purchase. ProMag magazines are manufactured to commercial standards and may require a break-in period. Not for duty or defensive use. Includes one 40-round magazine.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Extended capacity magazine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e 9mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 40 rounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e Select Springfield Armory 9mm pistols (verify fit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Steel-lined polymer body, chrome silicon spring, polymer follower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e One 40-round magazine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Range, competition, recreational shooting only—not recommended for duty or defensive applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ProMag","offers":[{"title":"Default Title","offer_id":48449586856191,"sku":"PMSPR-A23B","price":21.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/SPR-A23B.jpg?v=1777264049","url":"https:\/\/doublestackstore.com\/products\/promag-sf-kuna-9mm-mag-40rd","provider":"Double Stack Store","version":"1.0","type":"link"}