{"product_id":"guntec-usa-ar-9-9mm-8-2-oz-carbine-buffer-spring-combo","title":"Guntec USA AR-9 9mm 8.2 oz Carbine Buffer \u0026 Spring Combo","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eGuntec USA AR-9 Buffer \u0026amp; Spring Combo\u003c\/span\u003e\u003c\/strong\u003e is a drop-in \u003cstrong\u003ecarbine-length\u003c\/strong\u003e buffer and spring set purpose-built for \u003cstrong\u003e9mm AR-15\u003c\/strong\u003e pistol caliber carbine (PCC) and AR-9 builds. Designed to provide reliable cycling and smooth recoil management, this combo pairs a heavy \u003cstrong\u003e8.2 oz\u003c\/strong\u003e solid \u003cstrong\u003esteel\u003c\/strong\u003e buffer with a \u003cstrong\u003ecarbine-length\u003c\/strong\u003e spring finished in \u003cstrong\u003echrome\u003c\/strong\u003e with a slick \u003cstrong\u003eTeflon coating\u003c\/strong\u003e for reduced friction and consistent operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe buffer measures \u003cstrong\u003e4\"\u003c\/strong\u003e in length and weighs in at \u003cstrong\u003e8.2 oz\u003c\/strong\u003e, giving a 9mm blowback AR the mass it needs to delay the bolt long enough to ensure reliable feeding, extraction, and ejection. The included \u003cstrong\u003eTeflon-coated chrome carbine spring\u003c\/strong\u003e matches the buffer's weight profile and is built to mil-spec dimensions for a drop-in fit in any standard carbine or pistol buffer tube.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eWhether you're assembling a new AR-9 from the ground up or upgrading an existing PCC, the Guntec USA BUF-SPR-9 combo offers a straightforward, dependable solution. It's a true \u003cstrong\u003e9mm-specific\u003c\/strong\u003e setup designed for the unique cycling characteristics of pistol-caliber blowback AR-pattern rifles.\u003c\/span\u003e\u003c\/p\u003e","brand":"Guntec USA","offers":[{"title":"Default Title","offer_id":55342326645058,"sku":"ZBUFSPR9","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/alt_e592299c-8fb9-487e-be4b-0e7bca61e7b4.jpg?v=1785179678","url":"https:\/\/centerfiresystems.com\/products\/guntec-usa-ar-9-9mm-8-2-oz-carbine-buffer-spring-combo","provider":"Centerfire Systems","version":"1.0","type":"link"}