{"product_id":"barnes-bullets-expander-mz-muzzleloader-54-cal-275gr-hp-24-box","title":"Barnes Bullets Expander MZ Muzzleloader 54 Cal 275gr HP 24\/Box","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eBarnes Bullets Expander MZ\u003c\/span\u003e\u003c\/strong\u003e is a \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e54 caliber\u003c\/span\u003e\u003c\/strong\u003e muzzleloader projectile engineered as the muzzleloading counterpart to Barnes' proven X-Bullet design. Each bullet is precision-formed from \u003cstrong\u003e100% copper\u003c\/strong\u003e with a large, hollow cavity that drives rapid, reliable expansion on impact, making it a high-performance choice for hunters chasing big game with a front-loader.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eAt \u003cstrong\u003e275 grains\u003c\/strong\u003e, the Expander MZ delivers a sectional density of \u003cstrong\u003e0.211\u003c\/strong\u003e and a ballistic coefficient of \u003cstrong\u003e0.207\u003c\/strong\u003e, producing strong downrange energy and consistent accuracy. Barnes recommends this bullet for use in muzzleloaders with \u003cstrong\u003e1:16\" to 1:34\"\u003c\/strong\u003e twist rates, with published load data covering muzzle velocities from roughly \u003cstrong\u003e2000 to 2300 FPS\u003c\/strong\u003e. On impact, the bullet expands to twice its original diameter, deploying \u003cstrong\u003esix razor-sharp copper petals\u003c\/strong\u003e for devastating wound channels.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eEach \u003cstrong\u003eExpander MZ Hollow Point\u003c\/strong\u003e bullet is built with a \u003cstrong\u003ecopper\u003c\/strong\u003e body and ships in a \u003cstrong\u003esabot\u003c\/strong\u003e for use in compatible muzzleloader rifles. This box contains \u003cstrong\u003e24 projectiles\u003c\/strong\u003e, ready for loading and hunting-season duty.\u003c\/span\u003e\u003c\/p\u003e","brand":"Barnes Bullets","offers":[{"title":"Default Title","offer_id":54991727001922,"sku":"34788","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_0411faf0-b574-4ece-b214-acf058cf4fd0.png?v=1784224085","url":"https:\/\/centerfiresystems.com\/products\/barnes-bullets-expander-mz-muzzleloader-54-cal-275gr-hp-24-box","provider":"Centerfire Systems","version":"1.0","type":"link"}