---------Description--------- This is a modified version of MPRTechs UMP ll/9 45 degree selector. This will also work in any standard ar15 lower. -------Materials Required------- - x1 M3x30MM Socket Screw - x1 M3 Nut -------Print Settings------- Everything is designed to work in PLA Pro or Polymaker PA6-CF if you want a more high temp option, see my odysee guide @s3igu2 for exact settings if you plan to print in polymakers pa6-CF. STL files are orientated correctly (STEP files are NOT orientated correctly) Temp: 220/60C (PLA PRO) Nozzle: 0.4mm First Layer Height - 0.20 (Or 0.15) Layer Height - 0.15 Wall Loops - 4 Walls Max Infill - 100% Rectilinear