Step One: Purchase From Poly80.com
Yes, Your first step is to get the 80% polymer lower receiver in hand! We would love it if you were to do so right here on our website! Remember if you are a member you will get access to prices that are too low to advertise and special products and discounts that are only available to members. If you would like to get a membership please go to: http://poly80.com/store/Item/Membership
Step Two: Cut Out the White
any of the following tools can work to finish these out: Dremel, Drill Press, Mill, Buck Knife (if you are patient)
The deep area where the
trigger and hammer sit should be milled to 1.25" in depth
Step Three: Drill HolesUse 5/16 Bit to finish the trigger through hole. (you will need to drill 2-3 overlapping holes) After you drill this hole drop in your trigger and then clean up edges as needed with dremel to confirm trigger function before continuing.
Use a 3/8 Bit for the Safety Selector. (Ensure to drill this straight)
Use a 5/32 Bit for the Trigger / Hammer Pins (Ensure to drill these holes straight)
Step Four: Assemble
Install your lower parts kit / Stock Assembly. If you have trouble with this there are a variety of youtube videos that will help you out with this.
Also if you need help doing an internet search on how to assemble a lower please click the following link: Do a google search for me please!