{"id":683,"date":"2017-04-13T08:14:48","date_gmt":"2017-04-13T12:14:48","guid":{"rendered":"http:\/\/shootingsight.com\/?post_type=product&#038;p=683"},"modified":"2026-06-28T10:57:30","modified_gmt":"2026-06-28T14:57:30","slug":"reduced-apertures-m1-as-issued-jcg-match-legal","status":"publish","type":"product","link":"https:\/\/shootingsight.com\/?product=reduced-apertures-m1-as-issued-jcg-match-legal","title":{"rendered":"Reduced Apertures M1 &#8216;as issued&#8217; JCG Match Legal"},"content":{"rendered":"<p>Reduced diameter apertures for M1 Garand increase your depth of field, and help your eye focus on the front sight.<\/p>\n<p>0.0595\u2033, 0.052\u2033, 0.047\u2033, 0.044\u2033, and 0.042\u201d sizes are available<\/p>\n<p>CMP approved for \u2018as-issued\u2019 Garand matches.<\/p>\n<p>CMP 2012 rules for \u2018As-Issued\u2019 Military Rifle Requirements \u2013 6.3.1(7)<\/p>\n<p>\u201cSights must be of the same types that were on rifles issued to regular military personnel, except that the internal diameter of rear apertures may be modified.\u201d<\/p>\n<p>Reducing the aperture will increase the depth of field of the eye, and will result in improved focus on both the front sight and the target.<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 New USGI aperture rack.<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0.002\u2033 thick steel aperture insert for razor sharp edge \u2013 no more looking down a tube.<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Five sizes available; 0.052\u2033 is equivalent to a NM aperture, 0.047\u2033 for extra focus, and 0.042\u2033 (not recommended for 600+ yds).<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Drop-in part.\u00a0 No fitting or modification required.<\/p>\n<p><a title=\"CMP disassembly\" href=\"http:\/\/www.civilianmarksmanship.com\/striphtml\/detailstripsight3.html\" target=\"_blank\" rel=\"noopener noreferrer\">\u00a0Link to CMP disassembly procedure for the rear sight<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Reduced diameter apertures for M1 Garand increase your depth of field, and help your eye focus on the front sight. 0.0595\u2033, 0.052\u2033, 0.047\u2033, 0.044\u2033, and 0.042\u201d sizes are available CMP approved for \u2018as-issued\u2019 Garand matches. CMP 2012 rules for \u2018As-Issued\u2019 Military Rifle Requirements \u2013 6.3.1(7) \u201cSights must be of the same types that were on [&hellip;]<\/p>\n","protected":false},"featured_media":307,"comment_status":"open","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_cat":[32,27],"product_tag":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Reduced diameter apertures for M1 Garand increase your depth of field, and help your eye focus on the front sight. 0.0595&quot;, 0.052&quot;, 0.047&quot;, 0.044&quot;, and 0.042\u201d sizes are available CMP approved for &#039;as-issued&#039; Garand matches. CMP 2012 rules for &#039;As-Issued&#039; Military Rifle Requirements - 6.3.1(7) &quot;Sights must be of the same types that were on\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/shootingsight.com\/?product=reduced-apertures-m1-as-issued-jcg-match-legal\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ShootingSight - Engineered Excellence for Shooters\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Reduced Apertures M1 \u2018as issued\u2019 JCG Match Legal - ShootingSight\" \/>\n\t\t<meta property=\"og:description\" content=\"Reduced diameter apertures for M1 Garand increase your depth of field, and help your eye focus on the front sight. 0.0595&quot;, 0.052&quot;, 0.047&quot;, 0.044&quot;, and 0.042\u201d sizes are available CMP approved for &#039;as-issued&#039; Garand matches. CMP 2012 rules for &#039;As-Issued&#039; Military Rifle Requirements - 6.3.1(7) &quot;Sights must be of the same types that were on\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/shootingsight.com\/?product=reduced-apertures-m1-as-issued-jcg-match-legal\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2017-04-13T12:14:48+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-06-28T14:57:30+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reduced Apertures M1 \u2018as issued\u2019 JCG Match Legal - ShootingSight\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Reduced diameter apertures for M1 Garand increase your depth of field, and help your eye focus on the front sight. 0.0595&quot;, 0.052&quot;, 0.047&quot;, 0.044&quot;, and 0.042\u201d sizes are available CMP approved for &#039;as-issued&#039; Garand matches. CMP 2012 rules for &#039;As-Issued&#039; Military Rifle Requirements - 6.3.1(7) &quot;Sights must be of the same types that were on\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?product=reduced-apertures-m1-as-issued-jcg-match-legal#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/shootingsight.com\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?page_id=5#listItem\",\"name\":\"Shop\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?page_id=5#listItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/shootingsight.com\\\/?page_id=5\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?product_cat=m1m14#listItem\",\"name\":\"M1 \\\/ M14\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?product_cat=m1m14#listItem\",\"position\":3,\"name\":\"M1 \\\/ M14\",\"item\":\"https:\\\/\\\/shootingsight.com\\\/?product_cat=m1m14\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?product=reduced-apertures-m1-as-issued-jcg-match-legal#listItem\",\"name\":\"Reduced Apertures M1 &#8216;as issued&#8217; JCG Match Legal\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?page_id=5#listItem\",\"name\":\"Shop\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?product=reduced-apertures-m1-as-issued-jcg-match-legal#listItem\",\"position\":4,\"name\":\"Reduced Apertures M1 &#8216;as issued&#8217; JCG Match Legal\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?product_cat=m1m14#listItem\",\"name\":\"M1 \\\/ M14\"}}]},{\"@type\":\"ItemPage\",\"@id\":\"https:\\\/\\\/shootingsight.com\\\/?product=reduced-apertures-m1-as-issued-jcg-match-legal#itempage\",\"url\":\"https:\\\/\\\/shootingsight.com\\\/?product=reduced-apertures-m1-as-issued-jcg-match-legal\",\"name\":\"Reduced Apertures M1 \\u2018as issued\\u2019 JCG Match Legal - ShootingSight\",\"description\":\"Reduced diameter apertures for M1 Garand increase your depth of field, and help your eye focus on the front sight. 0.0595\\\", 0.052\\\", 0.047\\\", 0.044\\\", and 0.042\\u201d sizes are available CMP approved for 'as-issued' Garand matches. 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