{"product_id":"kaw-valley-precision-pistol-caliber-carbine-xp-recoil-spring-17-4-stainless-steel","title":"Kaw Valley Precision Pistol Caliber Carbine XP Recoil Spring 17-4 Stainless Steel","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eKaw Valley Precision Pistol Caliber Carbine XP Recoil Spring\u003c\/span\u003e\u003c\/strong\u003e is an extra-power buffer spring purpose-built for direct-blowback AR-platform pistol caliber carbines and \u003cstrong\u003e.308\u003c\/strong\u003e blowback builds. It is machined from \u003cstrong\u003e17-4 stainless steel\u003c\/strong\u003e for consistent cycling and long service life under the heavy bolt velocities of blowback operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe XP spring delivers \u003cstrong\u003eincreased pre-load\u003c\/strong\u003e over a standard carbine buffer spring, which translates into \u003cstrong\u003elonger dwell time\u003c\/strong\u003e in direct-blowback setups, more reliable cycling of heavier bolt and buffer combinations, and noticeably \u003cstrong\u003ereduced felt recoil\u003c\/strong\u003e at the shoulder. It is designed to drop into a \u003cstrong\u003ecarbine-length buffer tube\u003c\/strong\u003e or pistol buffer tube on \u003cstrong\u003eAR-15\u003c\/strong\u003e-pattern lower receivers as a direct upgrade over a stock spring.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eOptimized for the most popular pistol-caliber blowback chamberings, this spring is suitable for \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e9mm Luger\u003c\/span\u003e\u003c\/strong\u003e, \u003cstrong\u003e10mm\u003c\/strong\u003e, \u003cstrong\u003e.40 S\u0026amp;W\u003c\/strong\u003e, and \u003cstrong\u003e.45 ACP\u003c\/strong\u003e PCC builds, as well as \u003cstrong\u003e.308\u003c\/strong\u003e blowback AR platforms. If you are running a heavier bolt or an aftermarket buffer in a blowback AR, the XP spring helps keep everything cycling smoothly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eKaw Valley Precision focuses on practical, purpose-built components for the AR-15 and pistol-caliber carbine market, and this XP recoil spring is a simple, proven upgrade for any blowback AR build.\u003c\/span\u003e\u003c\/p\u003e","brand":"Kaw Valley Precision","offers":[{"title":"Default Title","offer_id":55330455060802,"sku":"KVPPCCXPSPRING","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/alt_2a230854-ed50-4777-849e-5016bf53a65a.jpg?v=1785162110","url":"https:\/\/centerfiresystems.com\/products\/kaw-valley-precision-pistol-caliber-carbine-xp-recoil-spring-17-4-stainless-steel","provider":"Centerfire Systems","version":"1.0","type":"link"}