{"product_id":"rosco-556-300blk-bolt-carrier-group-melonite-finish","title":"Rosco 556\/300blk Bolt Carrier Group, Melonite Finish","description":"\u003cp\u003e\u003cspan\u003eThe Rosco Melonite Bolt Carrier Groups are designed to meet the needs of modern carbine shooters. They incorporate input from both consumers and military end users to ensure you get the product you require, not just what they want to sell. All Rosco BCGs conform to MIL specifications and feature a properly staked gas key along with a Melonite coating for enhanced durability. They also include a shot-peened\/MP-tested matched bolt (with an upgraded extractor) engineered to lock up precisely with their extensions for exceptional accuracy. These BCGs are built to withstand full-auto rated fire and demanding use from the end user.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul class=\"list-group css-columns-2 with-bullets\"\u003e\n\u003cli class=\"list-group-item\"\u003eCarrier Material: 8620 Steel\u003c\/li\u003e\n\u003cli class=\"list-group-item\"\u003eGas Key: 4130 Steel, attached with Grade 8 hardware, properly staked\u003c\/li\u003e\n\u003cli class=\"list-group-item\"\u003eCam Pin: Hardened 4340\u003c\/li\u003e\n\u003cli class=\"list-group-item\"\u003eFiring Pin: 8740 Steel, Mil-Spec, Center-less ground \u0026amp; Hard Chrome coated Bolt Material: 9310, Properly Heat treated, MPI\/HPT\u003c\/li\u003e\n\u003cli class=\"list-group-item\"\u003eExtractor: 4340 Steel\u003c\/li\u003e\n\u003cli class=\"list-group-item\"\u003eEjector: S7 Tool Steel\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Elias Defense Group","offers":[{"title":"Default Title","offer_id":43732718911597,"sku":"ROS-BCG-001","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2023\/0765\/files\/9BC43AB0-CC4A-47C2-B2B0-A0835A0F7CF0.jpg?v=1764572297","url":"https:\/\/eliasdefensegroup.com\/products\/rosco-556-300blk-bolt-carrier-group-melonite-finish","provider":"Elias Defense Group","version":"1.0","type":"link"}