: Found at SMF Tactical or Tenda Canada .
: You will need a hammer spring, trigger spring, and disconnector spring. FAPv1.zip
A full Fire Control Group includes the following mechanical parts, which are not 3D-printed due to the high stress of operation: : Found at SMF Tactical or Tenda Canada
You can purchase these as a complete kit or as individual pieces from retailers such as: FAPv1.zip
: Two 0.154" diameter pins (hammer and trigger pins) are required to hold the assembly in place. Where to Find Them
To complete the assembly for (a commonly referenced file for a 3D-printable firearm component), you typically need a standard AR-15 Fire Control Group (FCG) and a Lower Parts Kit (LPK) . Essential Components
: Ensures the weapon doesn't fire automatically.