vertical-align: -0.1em !important; If it's to fit in an after market lower receiver it may be necessary to change the outside dimensions. Warning: Illegal manufacture of a machine gun is a felony good for ten years in prison. Last Updated on Sat, 18 Apr 2020 | AR15 to M16 Conversion The drawings show the shape and give the dimensions for a Lightning Link that fits in the Colttm AR-15 . content = ret.data; .wpb_animate_when_almost_visible { opacity: 1; }, (914) 304 4262    GetSupport@GraphXSys.com, Bookkeeping, accounting back office work processing for Small businesses. height: 1em !important; There are a few companies that are selling low shelf receivers. }; GET UPDATES. 2015 GraphX Systems, Inc.  Website Designed by Gunn Multimedia Partners, Inc. return content; data = {}; Once that is done I then install the M16 FCG with auto-sear into the lower receiver. BIG BORE UPPER RECEIVER EJECTION PORT MILLING. 4. $149.00. Vegan Carbonara Tesco, Milling a M16 spec lower is not difficult, if you have the drawings. AR-15 to M-16 Class II Gunsmith Drilling Fixture - FTF Industries Inc specializes in MAC Cobray RPB SWD Parts & Accessories, AR15/M16 & AK47 Parts and accessories, Tactical Automatic Knives, Gunsmith's Tools & other very unique items. !function(e,a,t){var r,n,o,i,p=a.createElement("canvas"),s=p.getContext&&p.getContext("2d");function c(e,t){var a=String.fromCharCode;s.clearRect(0,0,p.width,p.height),s.fillText(a.apply(this,e),0,0);var r=p.toDataURL();return s.clearRect(0,0,p.width,p.height),s.fillText(a.apply(this,t),0,0),r===p.toDataURL()}function l(e){if(!s||!s.fillText)return!1;switch(s.textBaseline="top",s.font="600 32px Arial",e){case"flag":return!c([127987,65039,8205,9895,65039],[127987,65039,8203,9895,65039])&&(!c([55356,56826,55356,56819],[55356,56826,8203,55356,56819])&&!c([55356,57332,56128,56423,56128,56418,56128,56421,56128,56430,56128,56423,56128,56447],[55356,57332,8203,56128,56423,8203,56128,56418,8203,56128,56421,8203,56128,56430,8203,56128,56423,8203,56128,56447]));case"emoji":return!c([55357,56424,55356,57342,8205,55358,56605,8205,55357,56424,55356,57340],[55357,56424,55356,57342,8203,55358,56605,8203,55357,56424,55356,57340])}return!1}function d(e){var t=a.createElement("script");t.src=e,t.defer=t.type="text/javascript",a.getElementsByTagName("head")[0].appendChild(t)}for(i=Array("flag","emoji"),t.supports={everything:!0,everythingExceptFlag:!0},o=0;o