This Underwood Ammo Xtreme Penetrator is a 10mm Auto load that uses a 140\u2011grain copper solid bullet. It is listed at 1500 fps with a muzzle energy of approximately 700 ft\u00b7lb. The lead\u2011free construction and nickel\u2011plated brass cases support hunting and defensive applications; the manufacturer also lists it as safe for use in a suppressor.<\/p>\n
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This 10mm Auto penetrator is intended for users seeking a lead\u2011free, high\u2011momentum 140\u2011grain option for hunting and defensive roles. Confirm compatibility with your firearm and follow the manufacturer’s recommendations for safe operation.<\/p>\n
This information was generated using an experimental AI and should be taken with a grain of salt. Underwood Ammo Xtreme Penetrator 10mm Auto with a 140 gr copper solid bullet rated at 1500 fps and ~700 ft\u00b7lb. Lead\u2011free construction with nickel\u2011plated brass cases; listed as reloadable and safe for suppressor use.<\/p>\n","protected":false},"featured_media":208597,"template":"","meta":{"_acf_changed":false},"product_brand":[255278],"product_cat":[96],"product_tag":[242965],"class_list":{"0":"post-208598","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-underwood-ammo","7":"product_cat-handgun-ammunition","8":"product_tag-online-only","9":"product_shipping_class-flat_rate_sports_south","10":"pa_manufacturer-underwood-ammo","12":"first","13":"instock","14":"taxable","15":"shipping-taxable","16":"product-type-simple"},"acf":[],"df_price":32.95,"df_sale_price":"","df_regular_price":32.95,"df_image_link":"https:\/\/firearmsdirectclub.com\/wp-content\/uploads\/2025\/04\/177847-300x207.jpg","_links":{"self":[{"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/product\/208598","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":0,"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/product\/208598\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/media\/208597"}],"wp:attachment":[{"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/media?parent=208598"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/product_brand?post=208598"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/product_cat?post=208598"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/firearmsdirectclub.com\/home\/wp-json\/wp\/v2\/product_tag?post=208598"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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