www.ModulusArms.com | AR-15 Jig Instructions
Required Tools
The following items are required to finish the 80% AR-15 Lower Receiver:
(Available for sale on Modulus Arms Website)
1. ¼” Dia, ¼” Shank, 4” Long, 1” Cut, Square End Mill
Figure 2: Jig Fabrication Kit
The additional tools needed to finish the 80% AR-15 Lower Receiver:
1. Router (Laminate/Trim Recommended)
2. Front Takedown kit or ¼” bolt
3. Drill (Hand or Drill Press)
5. Vise or device to hold Jig
Figure 3: Example Tools
Routers that we recommend to finish the 80% AR-15 Lower Receiver: