{"product_id":"nordic-extension-tube-spring-12ga","title":"Nordic Components Extension Tube Spring – 12 Gauge Shotguns","description":"\u003cp\u003eThis replacement spring is designed specifically for Nordic Components magazine extension tubes on 12-gauge shotguns. Over time, extension springs can lose tension from repeated compression cycles or damage during cleaning and maintenance. A fresh spring restores reliable feeding and ensures your shotgun cycles properly under match, duty, or home defense conditions.\u003c\/p\u003e\u003cp\u003eMade from heat-treated spring steel with a corrosion-resistant finish, this spring is engineered to maintain consistent tension over thousands of loading cycles. Installation is straightforward—disassemble your extension tube per manufacturer instructions, replace the worn spring, and reassemble. No gunsmithing required, though familiarity with shotgun magazine tubes is recommended to avoid losing small parts during disassembly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Magazine Extension Tube Spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e 12-gauge shotguns with Nordic Components extension tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heat-treated spring steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Corrosion-resistant coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Drop-in (requires extension tube disassembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Replacement spring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nordic Components","offers":[{"title":"Default Title","offer_id":47938519859455,"sku":"NCEXT-SP-12-45","price":15.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/1282443.jpg?v=1766518076","url":"https:\/\/doublestackstore.com\/products\/nordic-extension-tube-spring-12ga","provider":"Double Stack Store","version":"1.0","type":"link"}