document.getElementsByTagName("head")[0].appendChild(script); Please wait. The hook at the top of the M16 hammer engages the automatic sear. M-16 lower Parts kit includes everything that goes inside your M16 lower receiver. There’s a lot of misinformation out there, or just information that has been repeated so often that it’s taken as fact. Is it an indication of a conversion? The disallowed tags have been removed. Out of Stock. Upper and Lower Receiver Housings. Last Updated on Thu, 25 May 2017 | AR15 and M16. Colt Manufacturing and Fabrique Nationale Manufacturing Inc. Right-hand twist, 6 grooves, 1 turn in 7 inches. As such, ordering a M16A1 lower to an FFL in the United States by an individual is nothing short of impossible. This is not a second just not completed to be called a lower receiver, or considered a firearm. The M16 series of rifles was the standard issue shoulder weapon in the US military until 2005, at which point the M4 Carbine became the standard issue within the US Army. The rod is precision ground to diameter 0.250”. Note: Make sure that the lower is sitting flat. Only the following html tags are allowed:

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