{"product_id":"kak-industry-k-spec-enhanced-ar-15-bolt-5-56-nato-300-blackout-chrome-dual-ejector","title":"KAK Industry K-SPEC Enhanced AR-15 Bolt 5.56 NATO\/.300 Blackout Chrome - Dual Ejector","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eKAK Industry K-SPEC Enhanced AR-15 Bolt\u003c\/span\u003e\u003c\/strong\u003e is a complete drop-in bolt assembly engineered to feed and extract reliably across both \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e5.56 NATO\u003c\/span\u003e\u003c\/strong\u003e and \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.300 Blackout\u003c\/span\u003e\u003c\/strong\u003e in standard AR-15\/M16-pattern uppers. It is machined from \u003cstrong\u003e9310 steel\u003c\/strong\u003e, shot peened for fatigue resistance, and ground to tight outside-diameter tolerances for consistent lock-up.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eA \u003cstrong\u003ehard chrome\u003c\/strong\u003e finish protects the bolt body from carbon fouling and corrosion while keeping routine cleaning simple. The K-SPEC Enhanced design adds a \u003cstrong\u003edual ejector\u003c\/strong\u003e for positive case ejection across the wide pressure range between 5.56 and supersonic .300 Blackout loads. This listing is for the \u003cstrong\u003ecomplete bolt assembly only\u003c\/strong\u003e - designed to drop directly into your existing bolt carrier - making it a straightforward replacement or upgrade for AR-15 builds and ongoing platform maintenance.\u003c\/span\u003e\u003c\/p\u003e","brand":"KAK Industry","offers":[{"title":"Default Title","offer_id":55083723260226,"sku":"198385","price":102.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_da75be37-0c47-453b-8248-9bc785819a3b.png?v=1784768166","url":"https:\/\/centerfiresystems.com\/products\/kak-industry-k-spec-enhanced-ar-15-bolt-5-56-nato-300-blackout-chrome-dual-ejector","provider":"Centerfire Systems","version":"1.0","type":"link"}