FreeXCOM Token Pack
MyMiniFactory
6 model
Free
FreeFire, Smoke and Hazard 2D Standee Marker Set
MyMiniFactory
FreeX-COM Plasma Sniper Rifle (LifeSize or Miniature)
Thingiverse
FreeX-COM 2 DarkLance Sniper Rifle (Full Size or Miniature
Thingiverse
FreeQidi X-Plus 4 Vented 37mm Riser "Official" (ReUpload from Qidi3d.com)
Printables
FreeBind-Reducing X Ends for MendelMax & Prusa and MendelMax.com precision leadscrews
Thingiverse