{"product_id":"sprgfld-mag-xtension-xdm45-bkstrap-1","title":"Springfield Magazine Extension for XD(M) .45 ACP – Backstrap 1","description":"\u003cp\u003eThis Springfield factory magazine extension is designed specifically for XD(M) .45 ACP pistols using Backstrap 1 (small). It extends the grip length to improve purchase and control without adding magazine capacity, making it ideal for shooters who want better ergonomics while maintaining standard round count. The extension fills the gap between the magazine base and grip when using the smallest backstrap configuration.\u003c\/p\u003e\n\n\u003cp\u003eManufactured from durable polymer with a matte black finish to match factory Springfield components. This is a drop-in part that requires no modification or gunsmithing—simply remove the existing magazine base plate, install the extension, and reassemble. Direct replacement ensures proper fit and function with XD(M) .45 ACP magazines.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Magazine Extension (Grip Filler)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e Springfield XD(M) .45 ACP with Backstrap 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Polymer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Matte Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Drop-In\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Magazine Extension\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Springfield","offers":[{"title":"Default Title","offer_id":47938912157951,"sku":"SPXD45381","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/1336984.jpg?v=1766536743","url":"https:\/\/doublestackstore.com\/products\/sprgfld-mag-xtension-xdm45-bkstrap-1","provider":"Double Stack Store","version":"1.0","type":"link"}