{"product_id":"wilson-combat-tr-bca-sbn-556-ar-15-m16-5-56x45mm-nato-bolt-carrier-assembly-black-nitride","title":"Wilson Combat TR-BCA-SBN-556 AR-15\/M16 5.56x45mm NATO Bolt Carrier Assembly - Black Nitride","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003eWilson Combat TR-BCA-SBN-556 Bolt Carrier Assembly\u003c\/strong\u003e\u003c\/span\u003e is a complete bolt-carrier assembly for \u003cstrong\u003eAR-15\/M16-pattern rifles\u003c\/strong\u003e using a \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003e5.56x45mm NATO\u003c\/strong\u003e\u003c\/span\u003e case head. It is intended as an operating-system component for a rifle build or as a replacement assembly.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis assembly uses an \u003cstrong\u003eauto-profile, Mil-Spec carrier\u003c\/strong\u003e. The auto-profile designation describes the carrier configuration and does not change a semiautomatic rifle's operating mode. Model-specific construction details identify an \u003cstrong\u003eaerospace-grade 9310 tool steel bolt\u003c\/strong\u003e and a \u003cstrong\u003ehardened 8620 steel carrier\u003c\/strong\u003e; assembly specifications also list \u003cstrong\u003estainless steel\u003c\/strong\u003e among the materials.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eA \u003cstrong\u003eblack nitride finish\u003c\/strong\u003e gives the assembly its black exterior. This Wilson Combat bolt carrier assembly is offered in \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003eNew Condition\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Wilson Combat","offers":[{"title":"Default Title","offer_id":54988197134658,"sku":"182124","price":163.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_f0fa6343-82be-4023-8e34-02c3e02c6048.png?v=1784127741","url":"https:\/\/centerfiresystems.com\/products\/wilson-combat-tr-bca-sbn-556-ar-15-m16-5-56x45mm-nato-bolt-carrier-assembly-black-nitride","provider":"Centerfire Systems","version":"1.0","type":"link"}