{"id":4789,"date":"2024-04-26T19:19:51","date_gmt":"2024-04-26T19:19:51","guid":{"rendered":"https:\/\/tractoptics.com\/blog\/?p=4789"},"modified":"2026-05-21T11:35:59","modified_gmt":"2026-05-21T11:35:59","slug":"big-bore-builds","status":"publish","type":"post","link":"https:\/\/blog.tract-optics.co.za\/big-bore-builds\/","title":{"rendered":"Big Bore Builds"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\"><div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p><span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.tract-optics.co.za\/big-bore-builds\/#Big_Bore_Build_Success\" >Big Bore Build Success<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.tract-optics.co.za\/big-bore-builds\/#Not_For_The_Faint_of_Heart\" >Not For The Faint of Heart<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.tract-optics.co.za\/big-bore-builds\/#Mounting_System_on_Big_Bore_Builds\" >Mounting System on Big Bore Builds<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/blog.tract-optics.co.za\/big-bore-builds\/#Custom_Work\" >Custom Work<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/blog.tract-optics.co.za\/big-bore-builds\/#TORIC_LPVO_Features\" >TORIC LPVO Features<\/a><\/li><\/ul><\/nav><\/div><h2><span class=\"ez-toc-section\" id=\"Big_Bore_Build_Success\"><\/span>Big Bore Build Success<span class=\"ez-toc-section-end\"><\/span><\/h2><p><strong>We&#8217;ve all heard the phrase &#8220;Go big or go home.&#8221; And when it comes to BIG Bore builds, that&#8217;s exactly the strategy of <a href=\"https:\/\/blog.tract-optics.co.za\/building-a-custom-rifle\/\">custom<\/a> gun builder Corey James of <a href=\"https:\/\/bayouadvancedweaponsystems.net\/\" target=\"_blank\" rel=\"noopener\">Bayou Advanced Weapons Systems<\/a>.<\/strong><\/p><p>Corey&#8217;s big bore builds start at .416 Caliber. He does not build smaller than the .416 in any of his <a title=\"Custom Scope Turrets \u2013 The benifits\" href=\"https:\/\/blog.tractoptics.com\/benefits-of-custom-rifle-scope-turrets\/\" data-wpil-monitor-id=\"1331\" target=\"_blank\" rel=\"noopener\">custom<\/a> Safari-Grade Bolt Guns and personally custom loads all his clients Big Bore <a href=\"https:\/\/blog.tract-optics.co.za\/selecting-a-rifle-barrel-for-a-custom-build\/\">rifles<\/a> with premium Cutting Edge Bullets (CEBs), or Woodleigh Bullets. Every detail that goes into to the design of his Big Bore builds is specifically for their intended quarry.<\/p><p>High-capacity Safari Bolt Guns is his specialty in design and reliability for the ultimate stalker or stopper. According to Laura James, CEO of Bayou Advanced Weapon Systems, Big Bore Bolt guns need several aspects to compete with Double <a title=\"Building the Ultimate Hunting Rifle Part 1\" href=\"https:\/\/blog.tractoptics.com\/building-the-ultimate-hunting-rifle\/\" data-wpil-monitor-id=\"1326\" target=\"_blank\" rel=\"noopener\">Rifle<\/a> Dangerous Game Weapons. These bolt guns need flawless feeding, high capacity, flawless extraction and serious knock-down power to help his customers achieve their goals.<\/p><figure id=\"attachment_4793\" aria-describedby=\"caption-attachment-4793\" style=\"width: 1920px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-4793 size-full\" title=\"Big Bore Builds\" src=\"http:\/\/blog.tractoptics.com\/wp-content\/uploads\/2024\/04\/thumbnail_20240413_171617.jpg\" alt=\"Big Bore Builds\" width=\"1920\" height=\"1440\" srcset=\"https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/thumbnail_20240413_171617.jpg 1920w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/thumbnail_20240413_171617-300x225.jpg 300w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/thumbnail_20240413_171617-1024x768.jpg 1024w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/thumbnail_20240413_171617-768x576.jpg 768w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/thumbnail_20240413_171617-1536x1152.jpg 1536w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/thumbnail_20240413_171617-400x300.jpg 400w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/thumbnail_20240413_171617-150x113.jpg 150w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><figcaption id=\"caption-attachment-4793\" class=\"wp-caption-text\">Big Bore Builds<\/figcaption><\/figure><blockquote><p>&#8220;This marks the 8th <a href=\"https:\/\/bayouadvancedweaponsystems.net\/big-bore-safari-grade-weapons.html\" target=\"_blank\" rel=\"noopener\">Big Bore Build<\/a> this year that sports the <a href=\"https:\/\/tractoptics.com\/riflescopes\/toric-30mm-lpvo-rifle-scopes\" target=\"_blank\" rel=\"noopener\">TRACT LPVO<\/a> with great success. All clients had successful <a title=\"Prepping Your Scope for Long Range Hunting\" href=\"https:\/\/blog.tractoptics.com\/prepping-your-scope-for-long-range-hunting\/\" data-wpil-monitor-id=\"1327\" target=\"_blank\" rel=\"noopener\">hunts and all reported kills ranging<\/a> from 10 meters to 60 meters with the LPVO.\u00a0 I highly recommended they keep the LPVO at 1X as the majority of <a title=\"Sharpshooting: Three of the Best Shots in History\" href=\"https:\/\/blog.tractoptics.com\/sharpshooting-three-of-the-best-shots-in-history\/\" data-wpil-monitor-id=\"1332\" target=\"_blank\" rel=\"noopener\">kills on cape buffalo are 50-60 yards.&#8221;<\/a><\/p><\/blockquote><h2><span class=\"ez-toc-section\" id=\"Not_For_The_Faint_of_Heart\"><\/span>Not For The Faint of Heart<span class=\"ez-toc-section-end\"><\/span><\/h2><p>The .416 to .620 caliber or safari-grade bolt Big Bores are surely not for the faint of heart. The 600 Overkill pushes 825 Grain CEBs in excess of 2,400 FPS generating north of 10,000 foot pounds of energy.\u00a0 The 725 to 900 grain custom CEB Bullets are available exclusively at <a href=\"https:\/\/bayouadvancedweaponsystems.net\/big-bore-safari-grade-weapons.html\" target=\"_blank\" rel=\"noopener\">Bayou Advanced Weapon Systems<\/a>, for the 600 Overkill.<\/p><p>Both the .416 Rigby and .620 Overkill on our Bolt Safari Weapons are built on the CZ550 Safari Magnum <a href=\"https:\/\/blog.tract-optics.co.za\/defining-rifle-actions\/\">Actions<\/a>, MRC PH 1999 Actions, and the Granite Mountain Actions.<\/p><p>Cartridges from .416 Rigby to .600 Overkill are built with the utmost respect for reliability, capacity, performance, and fast deployable weapons exceeding the capacity of most other <a title=\"Why You Might Consider a Ballistic Calculator\u00a0\" href=\"https:\/\/blog.tractoptics.com\/why-you-might-consider-a-ballistic-calculator\/\" data-wpil-monitor-id=\"1329\" target=\"_blank\" rel=\"noopener\">modern Big Bores rifles<\/a>. For the .600 Overkill Cartridge we are but one of only 2 suppliers in the United States that have Lathe Turned Cases for extreme high-pressure loads.<\/p><h2><span class=\"ez-toc-section\" id=\"Mounting_System_on_Big_Bore_Builds\"><\/span>Mounting System on Big Bore Builds<span class=\"ez-toc-section-end\"><\/span><\/h2><p>For maximum ring clamping strength Corey uses the NightForce 6 screw Heavy Duty Rings on all his <a href=\"https:\/\/bayouadvancedweaponsystems.net\/big-bore-safari-grade-weapons.html\" target=\"_blank\" rel=\"noopener\">Safari Builds<\/a> with optics. What should be a testament to the LPVO by TRACT is that he tells his clients their PH is wrong, you do not need Iron Sights and a Quick Detach Optic. He assures his clients that the <a href=\"https:\/\/tractoptics.com\/riflescopes\/toric-30mm-lpvo-rifle-scopes\" target=\"_blank\" rel=\"noopener\">TORIC 1-8&#215;24<\/a> will not fail.\u00a0 He also recommends that they buy a 2nd or another LPVO as a backup. However, in a real world <a class=\"wpil_keyword_link\" title=\"hunting\" href=\"https:\/\/tractoptics.com\/\" target=\"_blank\" rel=\"noopener nofollow\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"352\">hunting<\/a> environment shooting Cape Buffalo, Lion or Rhino, there is ZERO time to QD detach a failed optic and use iron sights.<\/p><figure id=\"attachment_4796\" aria-describedby=\"caption-attachment-4796\" style=\"width: 720px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-4796 size-full\" title=\"Big Bore Builds\" src=\"http:\/\/blog.tractoptics.com\/wp-content\/uploads\/2024\/04\/IMG_1107-1.jpg\" alt=\"Big Bore Builds\" width=\"720\" height=\"688\" srcset=\"https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/IMG_1107-1.jpg 720w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/IMG_1107-1-300x287.jpg 300w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/IMG_1107-1-314x300.jpg 314w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/IMG_1107-1-150x143.jpg 150w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><figcaption id=\"caption-attachment-4796\" class=\"wp-caption-text\">Big Bore Builds<\/figcaption><\/figure><blockquote><p>&nbsp;<\/p><p>The TRACT is the way to go for reliability and I have never had a client have a failed <a title=\"Long Range Rifle Scopes\" href=\"https:\/\/blog.tractoptics.com\/long-range-rifle-scopes\/\" data-wpil-monitor-id=\"1330\" target=\"_blank\" rel=\"noopener\">Optic even many that have dropped<\/a> their firearm. In fact, 2 of the last 5 clients actually broke their stocks or even a bolt handle was broken off due to a very harsh fall on rocks. After repair the <a href=\"https:\/\/tractoptics.com\/riflescopes\/toric-30mm-lpvo-rifle-scopes\" target=\"_blank\" rel=\"noopener\">TORIC LPVO<\/a> still maintained zero.&#8221;<\/p><\/blockquote><h2><span class=\"ez-toc-section\" id=\"Custom_Work\"><\/span>Custom Work<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Our BIG BORE builds are only limited by your imagination and of course your pocketbook with premium grade AAA+ fine woods, Laminate or Composite Stocks available in almost any configuration possible.\u00a0 True swap-barrels are also available in either a true floating barrel switch-barrel or multiple-lug barrel-forearm configuration.\u00a0 .416, .458 Lott, 500 Jeffrey, 505 Gibbs, 500 A-Square, and 600 Overkill are his primary offerings in the Safari-Series Rifles.<\/p><h2><span class=\"ez-toc-section\" id=\"TORIC_LPVO_Features\"><\/span>TORIC LPVO Features<span class=\"ez-toc-section-end\"><\/span><\/h2><p>The <a href=\"https:\/\/tractoptics.com\/riflescopes\/toric-30mm-lpvo-rifle-scopes\" target=\"_blank\" rel=\"noopener\">TORIC UHD 30mm 1-8&#215;24<\/a> SFP rifle scope is a high-performance low power variable optic (LPVO). With a true 1x magnification, this <a class=\"wpil_keyword_link\" title=\"scope\" href=\"https:\/\/tractoptics.com\/riflescopes\" target=\"_blank\" rel=\"noopener nofollow\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"258\">scope<\/a> will provide an extremely wide field of view for fast target acquisition and quickly adjust to 8x for longer shots. This scope is specifically designed for Big Bore Builds, but equally at home on your AR or <a title=\"Why the 2.5-15x Rifle Scope is Ideal for Hunting\" href=\"https:\/\/blog.tractoptics.com\/why-the-2-5-15x-rifle-scope-is-ideal-for-hunting\/\" data-wpil-monitor-id=\"1328\" target=\"_blank\" rel=\"noopener\">lightweight mountain rifle<\/a>.<\/p><p><img decoding=\"async\" class=\"wp-image-4803 alignright\" src=\"https:\/\/blog.tractoptics.com\/wp-content\/uploads\/2024\/04\/MOA-Simple-999x1024.png\" alt=\"Big Bore Builds\" width=\"290\" height=\"297\" title=\"\" srcset=\"https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/MOA-Simple-999x1024.png 999w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/MOA-Simple-293x300.png 293w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/MOA-Simple-768x787.png 768w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/MOA-Simple-150x154.png 150w, https:\/\/blog.tract-optics.co.za\/wp-content\/uploads\/sites\/4\/2024\/04\/MOA-Simple.png 1433w\" sizes=\"(max-width: 290px) 100vw, 290px\" \/><\/p><p>The daylight bright center dot <a title=\"Tired of Running Out of Elevation in Your Extreme Long-Range Rifle Scope?\" href=\"https:\/\/blog.tractoptics.com\/tired-of-running-out-of-elevation-in-your-extreme-long-range-rifle-scope\/\" data-wpil-monitor-id=\"1325\" target=\"_blank\" rel=\"noopener\">illumination will allow accurate target<\/a> engagement in virtually any condition, especially extremely <a href=\"https:\/\/blog.tract-optics.co.za\/toric-10x50-binocular-the-low-light-leader\/\">low light<\/a>. Weighing in at just 20 ounces and 11-inches long, this compact scope is a great option when you need the versatility of a close quarters or mid-range optic.<\/p><figure id=\"attachment_1372\" aria-describedby=\"caption-attachment-1372\" style=\"width: 970px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/tractoptics.com\/riflescopes\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1372 size-full\" title=\"Rifles Scopes\" src=\"https:\/\/blog.tractoptics.ca\/wp-content\/uploads\/sites\/2\/2024\/10\/TRACT-ELR_970x250.jpg\" alt=\"Rifle Scopes\" width=\"970\" height=\"250\" \/><\/a><figcaption id=\"caption-attachment-1372\" class=\"wp-caption-text\"><a href=\"https:\/\/blog.tract-optics.co.za\/best-rifle-for-beginners\/\">Rifle Scopes<\/a><\/figcaption><\/figure><p><span style=\"color: #3366ff\"><a style=\"color: #3366ff\" title=\"Facebook\" href=\"https:\/\/www.facebook.com\/tractoptics\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><strong>FOLLOW US: FACEBOOK<\/strong><\/a><\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Big Bore Builds<\/p>\n","protected":false},"author":2,"featured_media":12019,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2255,2265],"tags":[2462,3032,3046,3047,3049,3054,3247],"class_list":["post-4789","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-extra-topics","category-rifle-scope","tag-binocular","tag-rifle-scope","tag-rifle-scope-objective-lens","tag-rifle-scope-objective-size","tag-rifle-scope-reticles","tag-rifle-scope-turrets","tag-spotting-scope"],"_links":{"self":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts\/4789","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/comments?post=4789"}],"version-history":[{"count":1,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts\/4789\/revisions"}],"predecessor-version":[{"id":11301,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts\/4789\/revisions\/11301"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/media\/12019"}],"wp:attachment":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/media?parent=4789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/categories?post=4789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/tags?post=4789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}