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
: The core mechanical levers that release the firing pin. FAPv1.zip
: Found at SMF Tactical or Tenda Canada . To complete the assembly for (a commonly referenced
: If you need the safety selector and detents as well, look for kits from Black Rifle Depot . Fire Control Group - smf tactical, inc. FAPv1.zip
: Ensures the weapon doesn't fire automatically.
: Two 0.154" diameter pins (hammer and trigger pins) are required to hold the assembly in place. Where to Find Them