{"id":5402,"date":"2025-03-02T15:53:12","date_gmt":"2025-03-02T15:53:12","guid":{"rendered":"https:\/\/flatsquare.in\/?post_type=download&#038;p=5402"},"modified":"2025-05-26T16:30:25","modified_gmt":"2025-05-26T16:30:25","slug":"single-shot-22lr-with-semi-automatic-ejection-precision-engineering-in-3d-printing","status":"publish","type":"download","link":"https:\/\/flatsquare.in\/index.php\/downloads\/single-shot-22lr-with-semi-automatic-ejection-precision-engineering-in-3d-printing\/","title":{"rendered":"&#8220;3D PRINTED mark-II \u2013 Precision Engineering in 3D Printing!&#8221;"},"content":{"rendered":"\n<p>This 3D-printable model showcases a single-shot .22LR firearm with a unique semi-automatic ejection mechanism. Designed for educational and mechanical exploration, this model demonstrates how a fired cartridge is automatically ejected while maintaining a manually operated action for the next round. Every component is optimized for 3D printing, ensuring easy assembly and smooth functionality.<\/p>\n\n\n\n<p>Perfect for enthusiasts interested in firearm mechanics, engineering design, and 3D printing innovation. Download it for free and explore the mechanics behind this advanced ejection system!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Important Disclaimer<\/strong><\/h3>\n\n\n\n<p>This 3D model is intended for educational and mechanical demonstration purposes only. It is the responsibility of the user to ensure compliance with all local, state, and federal laws before downloading or printing any firearm-related components.<\/p>\n\n\n\n<p>3D printing firearms falls under strict legal regulations in many countries. Before downloading, printing, or distributing firearm models, it\u2019s crucial to understand the laws in your region. Here are some key points:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>General Legal Considerations<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Local Laws &amp; Regulations<\/strong> \u2013 Many countries and states prohibit the production of unregistered firearms or require serialization and background checks.<\/li>\n\n\n\n<li><strong>Distribution Restrictions<\/strong> \u2013 Sharing or distributing 3D firearm files online may be illegal in certain jurisdictions.<\/li>\n\n\n\n<li><strong>Prohibited Features<\/strong> \u2013 Some regions ban specific firearm modifications, mechanisms, or certain calibers.<\/li>\n\n\n\n<li><strong>Licensing &amp; Permits<\/strong> \u2013 Even if personal firearm manufacturing is allowed, you may need a license or registration.<\/li>\n\n\n\n<li><strong>Use &amp; Possession<\/strong> \u2013 Even a legally printed firearm must comply with firearm possession laws, including safe storage and transportation.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1813\" height=\"1020\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-PRINTED-FILE-3-1813x1020.jpg\" alt=\"\" class=\"wp-image-5403\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-PRINTED-FILE-3-1813x1020.jpg 1813w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-PRINTED-FILE-3-300x169.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-PRINTED-FILE-3-1920x1080.jpg 1920w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-PRINTED-FILE-3-768x432.jpg 768w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-PRINTED-FILE-3-1536x864.jpg 1536w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-PRINTED-FILE-3-2048x1152.jpg 2048w\" sizes=\"(max-width: 1813px) 100vw, 1813px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1813\" height=\"1020\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-2-1813x1020.jpg\" alt=\"\" class=\"wp-image-5404\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-2-1813x1020.jpg 1813w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-2-300x169.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-2-1920x1080.jpg 1920w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-2-768x432.jpg 768w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-2-1536x864.jpg 1536w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-2-2048x1152.jpg 2048w\" sizes=\"(max-width: 1813px) 100vw, 1813px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1813\" height=\"1020\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-5-1813x1020.jpg\" alt=\"\" class=\"wp-image-5405\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-5-1813x1020.jpg 1813w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-5-300x169.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-5-1920x1080.jpg 1920w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-5-768x432.jpg 768w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-5-1536x864.jpg 1536w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-5-2048x1152.jpg 2048w\" sizes=\"(max-width: 1813px) 100vw, 1813px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1813\" height=\"1020\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-6-1813x1020.jpg\" alt=\"\" class=\"wp-image-5406\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-6-1813x1020.jpg 1813w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-6-300x169.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-6-1920x1080.jpg 1920w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-6-768x432.jpg 768w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-6-1536x864.jpg 1536w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-6-2048x1152.jpg 2048w\" sizes=\"(max-width: 1813px) 100vw, 1813px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1813\" height=\"1020\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-7-1813x1020.jpg\" alt=\"\" class=\"wp-image-5407\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-7-1813x1020.jpg 1813w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-7-300x169.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-7-1920x1080.jpg 1920w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-7-768x432.jpg 768w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-7-1536x864.jpg 1536w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-7-2048x1152.jpg 2048w\" sizes=\"(max-width: 1813px) 100vw, 1813px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1813\" height=\"1020\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-8-1813x1020.jpg\" alt=\"\" class=\"wp-image-5408\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-8-1813x1020.jpg 1813w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-8-300x169.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-8-1920x1080.jpg 1920w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-8-768x432.jpg 768w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-8-1536x864.jpg 1536w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-8-2048x1152.jpg 2048w\" sizes=\"(max-width: 1813px) 100vw, 1813px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1813\" height=\"1020\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE4-1813x1020.jpg\" alt=\"\" class=\"wp-image-5409\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE4-1813x1020.jpg 1813w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE4-300x169.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE4-1920x1080.jpg 1920w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE4-768x432.jpg 768w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE4-1536x864.jpg 1536w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE4-2048x1152.jpg 2048w\" sizes=\"(max-width: 1813px) 100vw, 1813px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"880\" height=\"632\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-FULLY-3D-PRINTED-GUN.jpg\" alt=\"\" class=\"wp-image-5410\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-FULLY-3D-PRINTED-GUN.jpg 880w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-FULLY-3D-PRINTED-GUN-300x215.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-FULLY-3D-PRINTED-GUN-768x552.jpg 768w\" sizes=\"(max-width: 880px) 100vw, 880px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1006\" height=\"699\" src=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-FILE.jpg\" alt=\"\" class=\"wp-image-5411\" srcset=\"https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-FILE.jpg 1006w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-FILE-300x208.jpg 300w, https:\/\/flatsquare.in\/wp-content\/uploads\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3D-FILE-768x534.jpg 768w\" sizes=\"(max-width: 1006px) 100vw, 1006px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>This 3D-printable model showcases a single-shot .22LR firearm with a unique semi-automatic ejection mechanism. Designed for educational and mechanical exploration, this model demonstrates how a fired cartridge is automatically ejected while maintaining a manually operated action for the next round. Every component is optimized for 3D printing, ensuring easy assembly and smooth functionality. Perfect for [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5412,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"edd_variable_prices":[],"_edd_bundled_products":[],"_edd_button_behavior":[],"footnotes":""},"edd-categories":[13,16],"edd-tags":[],"class_list":["post-5402","download","type-download","status-publish","has-post-thumbnail","hentry","download_category-3d-printable-files","download_category-tested-3d-print","edd-download","edd-download-cat-3d-printable-files","edd-download-cat-tested-3d-print"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>&quot;3D PRINTED mark-II \u2013 Precision Engineering in 3D Printing!&quot; -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/flatsquare.in\/index.php\/downloads\/single-shot-22lr-with-semi-automatic-ejection-precision-engineering-in-3d-printing\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"&quot;3D PRINTED mark-II \u2013 Precision Engineering in 3D Printing!&quot; -\" \/>\n<meta property=\"og:description\" content=\"This 3D-printable model showcases a single-shot .22LR firearm with a unique semi-automatic ejection mechanism. Designed for educational and mechanical exploration, this model demonstrates how a fired cartridge is automatically ejected while maintaining a manually operated action for the next round. Every component is optimized for 3D printing, ensuring easy assembly and smooth functionality. Perfect for [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/flatsquare.in\/index.php\/downloads\/single-shot-22lr-with-semi-automatic-ejection-precision-engineering-in-3d-printing\/\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ashish.kadakkal\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-26T16:30:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/flatsquare.in\/wp-content\/uploads\/edd\/2025\/03\/SINGLE-SHOT-SEMI-AUTOMATIC-SELF-EJECT-3DPRINTED-FILE-3.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1440\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\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=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" 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