Also, Randy look into the 5D 80% jig. Looks like a really good one.

I have done four 80% recievers, I used the Modulus Arms Heavy duty jig and a laminate router. I have let some of my buddies use my stuff to build some for themselves They work very well, and almost look factory done. Remember you can'to build one and sell, or give it away. It is yours for life. I st...