an AR15 80% lower receiver tutorial
Original style with fire control pocket
Newer style with fire control pocket
to download the Quick Start Guide that's
included with the jigs and adapters.
you previously purchased my jig and you
want to modify the jig for the new
adapter plate kit, then just reference
the sketch below. You need to
drill the holes about 0.750 deep with a
0.201 drill and then tap them at least
0.500 deep with a 1/4-20 cutting tap.