{"id":1237,"date":"2026-07-26T22:14:28","date_gmt":"2026-07-26T22:14:28","guid":{"rendered":"https:\/\/landmarkfirearms.com\/ca\/?post_type=product&#038;p=1237"},"modified":"2026-07-26T22:14:40","modified_gmt":"2026-07-26T22:14:40","slug":"imr-enduron-7977-smokeless-gun-powder","status":"publish","type":"product","link":"https:\/\/landmarkfirearms.com\/ca\/product\/imr-enduron-7977-smokeless-gun-powder\/","title":{"rendered":"IMR Enduron 7977 Smokeless Gun Powder"},"content":{"rendered":"<h1 class=\"text-left heading-main\" style=\"text-align: center;\">Buy IMR Enduron 7977 Smokeless Gun Powder Online<\/h1>\n<div class=\"l-upper-product-content \">\n<div id=\"product-identifiers\" class=\"l-product-identifiers stack-m\">\n<section id=\"overview\" class=\"product-information stack-l\">\n<h2 class=\"bg-blue-dark text-white stack-m inset-squish-m text-transform-none\">Product Overview<\/h2>\n<div class=\"product-section-wrapper\">\n<div class=\"grid product-section-content\">\n<div class=\"product-section-overview\">\n<p>Buy IMR Enduron 7977 Smokeless Gun Powder Online. Production of IMR powders dates back over 200 years when the company was originally founded by E.I DuPont. Available for use in many reloading applications, the IMR series of powder is trusted by reloaders all across the globe.<\/p>\n<p>The slowest burn rate Enduron Technology extruded powder is IMR 7977, and is a true magnum cartridge propellant. It yields outstanding performance in such cartridges as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua and a host of others. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. The 7mm Remington Magnum \u201cnever had it so good\u201d! Buy IMR Enduron 7977 Smokeless Gun Powder Online.<\/p>\n<p><b>Important Information:<\/b><\/p>\n<ul>\n<li>Do not exceed the loads displayed in the reloaders guide<\/li>\n<li>Never mix any two powders regardless of type, brand, or source<\/li>\n<li>Never substitute any smokeless powder for Black Powder or any Black Powder substitute<\/li>\n<\/ul>\n<\/div>\n<div class=\"product-section-logos\"><a class=\"inline-block\" href=\"https:\/\/www.midwayusa.com\/imr\/b?bid=2185\" aria-label=\"Shop IMR products\"><img decoding=\"async\" class=\"product-section-logo\" src=\"https:\/\/media.mwstatic.com\/images\/vendorlogos\/2185.jpg?imwidth=150\" alt=\"IMR logo\" width=\"150\" height=\"150\" \/><\/a><\/div>\n<\/div>\n<div class=\"prop-banner\"><img decoding=\"async\" class=\"inline-block margin-right-xs\" src=\"https:\/\/media.mwstatic.com\/external\/fonts\/fontawesome\/svg\/prop-65-warning-v1.svg\" alt=\"warning-icon\" width=\"16\" height=\"14\" aria-hidden=\"true\" \/><strong>WARNING:\u00a0<\/strong>Cancer and Reproductive Harm &#8211; www.P65Warnings.ca.gov.<\/div>\n<\/div>\n<\/section>\n<section id=\"specifications\" class=\"stack-l\">\n<h2 class=\"bg-blue-dark text-white stack-m inset-squish-m text-transform-none\">Specifications<\/h2>\n<div class=\"product-section-wrapper product-specifications\">\n<h3>Product Information<\/h3>\n<table class=\"product-specs-table padding-none stack-l width-100\">\n<tbody>\n<tr class=\"product-specs-table-container is-selectable\">\n<td class=\"product-specs-table-detail\">Quantity<\/td>\n<td class=\"product-specs-table-definition\">1 Pound<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"delivery\">Delivery Information<\/h3>\n<table class=\"product-specs-table padding-none stack-l width-100\">\n<tbody>\n<tr class=\"product-specs-table-container\">\n<td class=\"product-specs-table-detail\">Shipping Weight<button class=\"fas fa-question-circle tooltip-question-btn\" type=\"button\" aria-label=\"Open Tooltip about Shipping Weight\"><\/button><\/td>\n<td class=\"product-specs-table-definition\">1.140 Pounds<\/td>\n<\/tr>\n<tr class=\"product-specs-table-container\">\n<td class=\"product-specs-table-detail\">DOT-Regulated<button class=\"fas fa-question-circle tooltip-question-btn\" type=\"button\" aria-label=\"Open Tooltip about DOT-Regulated\"><\/button><\/td>\n<td class=\"product-specs-table-definition\">Yes<\/td>\n<\/tr>\n<tr class=\"product-specs-table-container\">\n<td class=\"product-specs-table-detail\">HazMat Product<button class=\"fas fa-question-circle tooltip-question-btn\" type=\"button\" aria-label=\"Open Tooltip about HazMat Product\"><\/button><\/td>\n<td class=\"product-specs-table-definition\">Yes<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"woocommerce-product-details__short-description\">\n<div class=\"woocommerce-product-details__short-description\">\n<p>Smokeless Powder, Black Powder, Primers, and Fuses ship from our warehouse with other products. Each order is limited to no more than 25 pounds of Black Powder, and no more than 66 pounds each of Smokeless Powder, Primers, or Fuse. Smokeless Powder, Black Powder, Primers, and Fuses are considered hazardous materials, incur HazMat Charges, and can only ship ground freight.<\/p>\n<\/div>\n<\/div>\n","protected":false},"featured_media":1265,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[161],"product_tag":[],"class_list":["post-1237","product","type-product","status-publish","product_cat-smokeless-powder","first","instock","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Buy IMR Enduron 7977 Smokeless Gun Powder Online | Canada<\/title>\n<meta name=\"description\" content=\"Buy IMR Enduron 7977 Smokeless Gun Powder Online. Production of IMR powders dates back over 200 years when the company was originally founded by E.I DuPont. Available for use in many reloading applications, the IMR series of powder is trusted by reloaders all across the globe.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/landmarkfirearms.com\/ca\/product\/imr-enduron-7977-smokeless-gun-powder\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Buy IMR Enduron 7977 Smokeless Gun Powder Online | Canada\" \/>\n<meta property=\"og:description\" content=\"Buy IMR Enduron 7977 Smokeless Gun Powder Online. Production of IMR powders dates back over 200 years when the company was originally founded by E.I DuPont. Available for use in many reloading applications, the IMR series of powder is trusted by reloaders all across the globe.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/landmarkfirearms.com\/ca\/product\/imr-enduron-7977-smokeless-gun-powder\/\" \/>\n<meta property=\"og:site_name\" content=\"Canada\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-26T22:14:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/landmarkfirearms.com\/ca\/wp-content\/uploads\/sites\/2\/2026\/07\/Buy-IMR-Enduron-7977-Smokeless-Gun-Powder-Online.png\" \/>\n\t<meta property=\"og:image:width\" content=\"373\" \/>\n\t<meta property=\"og:image:height\" content=\"536\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/landmarkfirearms.com\\\/ca\\\/product\\\/imr-enduron-7977-smokeless-gun-powder\\\/\",\"url\":\"https:\\\/\\\/landmarkfirearms.com\\\/ca\\\/product\\\/imr-enduron-7977-smokeless-gun-powder\\\/\",\"name\":\"Buy IMR Enduron 7977 Smokeless Gun Powder Online | Canada\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/landmarkfirearms.com\\\/ca\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/landmarkfirearms.com\\\/ca\\\/product\\\/imr-enduron-7977-smokeless-gun-powder\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/landmarkfirearms.com\\\/ca\\\/product\\\/imr-enduron-7977-smokeless-gun-powder\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/landmarkfirearms.com\\\/ca\\\/wp-content\\\/uploads\\\/sites\\\/2\\\/2026\\\/07\\\/Buy-IMR-Enduron-7977-Smokeless-Gun-Powder-Online.png\",\"datePublished\":\"2026-07-26T22:14:28+00:00\",\"dateModified\":\"2026-07-26T22:14:40+00:00\",\"description\":\"Buy IMR Enduron 7977 Smokeless Gun Powder Online. 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Production of IMR powders dates back over 200 years when the company was originally founded by E.I DuPont. Available for use in many reloading applications, the IMR series of powder is trusted by reloaders all across the globe.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/landmarkfirearms.com\/ca\/product\/imr-enduron-7977-smokeless-gun-powder\/","og_locale":"en_US","og_type":"article","og_title":"Buy IMR Enduron 7977 Smokeless Gun Powder Online | Canada","og_description":"Buy IMR Enduron 7977 Smokeless Gun Powder Online. Production of IMR powders dates back over 200 years when the company was originally founded by E.I DuPont. 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