{"product_id":"warne-mag-ext-for-glk-17-22-5-4-blk","title":"Warne Magazine Extension for Glock 17\/22 +5\/+4 Black","description":"\u003cp\u003eThe Warne Magazine Extension increases capacity in factory Glock 17 and 22 magazines by 5 rounds (9mm) or 4 rounds (.40 S\u0026amp;W), extending reliable feeding without requiring a full extended magazine. Designed for shooters who want extra capacity for competition, range work, or home defense without drastically altering the magazine's profile or balance.\u003c\/p\u003e\u003cp\u003eMachined from aircraft-grade aluminum with a durable black anodized finish that resists corrosion and wear. The extension replaces the factory magazine floor plate and spring, using an included higher-capacity spring to maintain reliable feeding. Installation requires disassembly of the magazine—basic mechanical aptitude recommended. The unit adds minimal length while providing measurable capacity gains.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Magazine Extension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e Glock 17 (9mm), Glock 22 (.40 S\u0026amp;W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity Increase:\u003c\/strong\u003e +5 rounds (9mm), +4 rounds (.40 S\u0026amp;W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aircraft-grade aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Drop-in with magazine disassembly required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Extension body, magazine spring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Warne","offers":[{"title":"Default Title","offer_id":47940616257791,"sku":"WRM3111","price":40.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/2888486.jpg?v=1766560991","url":"https:\/\/doublestackstore.com\/products\/warne-mag-ext-for-glk-17-22-5-4-blk","provider":"Double Stack Store","version":"1.0","type":"link"}