{"product_id":"shield-base-plate-s15-5-blk","title":"Shield Arms S15 +5 Magazine Base Plate – Black","description":"\u003cp\u003eThe Shield Arms S15 +5 Magazine Base Plate extends capacity for Shield Arms S15 magazines, adding five additional rounds to your Glock 43X or 48. This base plate transforms a standard 15-round S15 magazine into a 20-round configuration, providing meaningful capacity gains while maintaining reliability. Ideal for competitive shooters, range use, or anyone seeking maximum round count in their slim-frame Glock.\u003c\/p\u003e\u003cp\u003eMachined from aluminum with a durable black anodized finish, this extension adds approximately 3\/4 inch to overall magazine length. Installation requires disassembly of the existing magazine—follow Shield Arms installation instructions carefully and verify function before carry use. Compatible exclusively with Shield Arms S15 magazines; does not work with factory Glock magazines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Magazine Base Plate Extension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e Glock 43X\/48 (requires Shield Arms S15 magazine)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity Increase:\u003c\/strong\u003e +5 rounds (15rd to 20rd)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 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 User-installable with care; follow manufacturer instructions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Base plate extension\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shield Arms","offers":[{"title":"Default Title","offer_id":47940067983615,"sku":"SA-SA-S15-ME-5-BLK","price":37.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/2143753.jpg?v=1766552384","url":"https:\/\/doublestackstore.com\/products\/shield-base-plate-s15-5-blk","provider":"Double Stack Store","version":"1.0","type":"link"}