{"product_id":"gs-037-fmjbt-150-gr-308-winchester-ammunition","title":"GS-037 FMJBT 150 Gr .308 Winchester Ammunition","description":"\u003cp\u003e\u003cspan\u003eFiocchi’s .308 Winchester load is built for shooters who need consistent external ballistics, reliable cycling, and repeatable point‑of‑impact across high‑volume training. This round pushes a 150‑grain Full Metal Jacket Boat Tail projectile at 2,890 FPS, delivering a flat trajectory and stable long‑range flight thanks to its tapered base and uniform jacket thickness. \u003c\/span\u003e\u003cspan\u003eEach cartridge uses new‑manufactured brass, non‑corrosive\u003cstrong\u003e \u003c\/strong\u003eBoxer primers, and clean‑burning propellant optimized for semi‑auto and bolt‑action platforms. The FMJ‑BT profile reduces drag, maintains velocity retention, and supports predictable grouping out to mid‑distance engagements. 20 rounds per box.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll sales are regulated by 27 CFR Part 478. \u003c\/span\u003e\u003c\/p\u003e","brand":"RSR Group","offers":[{"title":"Default Title","offer_id":43205742166052,"sku":null,"price":30.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1042\/9476\/files\/GS-037-F308A-308Win-150gr-FMJBT-Box.jpg?v=1769381951","url":"https:\/\/greymontsystems.com\/products\/gs-037-fmjbt-150-gr-308-winchester-ammunition","provider":"Greymont Systems","version":"1.0","type":"link"}