Monthly Archives: March 2013

Machining an AR-15 upper receiver forging – part II

Setup 2, the deck Next we’ll machine the deck flat and cut the lugs to size.  In doing so, we’ll establish a reference to the position of the upper along the line established in the first setup.  The real reference … Continue reading

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Machining AR-15 upper receiver forgings part I – redux

Machining the upper receiver of an AR-15 is an intermediate to advanced machining project.  It is more difficult to make, on manual machines, than the lower receiver, and should only be undertaken by those who already possess a firm grasp … Continue reading

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Machining AR-15 upper forgings

It takes so long to generate a meaningful post (complete project) that we’re going to try posting progress pics.  Consider these a teaser.  When the project is done, I’ll publish a complete tutorial, with dimensions.  Until then, here’s what we’re … Continue reading

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