{"product_id":"winchester-ammo-usa21-usa-21-sharp-37gr-full-metal-jacket-rimfire-box-or-case","title":"Winchester Ammo USA21 USA 21 Sharp 37gr Full Metal Jacket Rimfire - Box or Case","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eWinchester USA21\u003c\/span\u003e\u003c\/strong\u003e brings Winchester's \u003cstrong\u003eUSA\u003c\/strong\u003e rimfire line to the \u003cstrong\u003e21 Sharp\u003c\/strong\u003e cartridge. Loaded with a \u003cstrong\u003e37-grain Full Metal Jacket\u003c\/strong\u003e truncated cone bullet, this round is built for consistent accuracy at the range, with the FMJ profile helping reduce lead fouling during long shooting sessions.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003ePushing a \u003cstrong\u003emuzzle velocity of 1330 fps\u003c\/strong\u003e, the \u003cstrong\u003e21 Sharp\u003c\/strong\u003e produces \u003cstrong\u003e165 ft lbs\u003c\/strong\u003e of muzzle energy for lively performance from a compact rimfire case. Each cartridge is loaded in a \u003cstrong\u003ebrass case\u003c\/strong\u003e, and this listing gives you a choice between a single \u003cstrong\u003e100-round box\u003c\/strong\u003e or a full \u003cstrong\u003e2000-round case\u003c\/strong\u003e (20 boxes) for stocking up the bench.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eWhether you are putting rounds downrange for plinking, casual target practice, or training new shooters, the Winchester USA 21 Sharp delivers reliable rimfire performance at an affordable price point.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eYour purchase options:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eBox - 100 Rounds\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eCase - 2000 Rounds (20 Boxes)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Winchester Ammo","offers":[{"title":"Box - 100 Rounds","offer_id":55043039756610,"sku":"171424BOX","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Case - 2000 Rounds (20 Boxes)","offer_id":55043039789378,"sku":"171424CASE","price":376.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_6ec26137-0295-4be4-bba8-470fbccdb6b3.png?v=1784693058","url":"https:\/\/centerfiresystems.com\/products\/winchester-ammo-usa21-usa-21-sharp-37gr-full-metal-jacket-rimfire-box-or-case","provider":"Centerfire Systems","version":"1.0","type":"link"}