Rocket Wheelchair

This download looks like a save. You need to place it in your saves folder inside the Garry's Mod folder.

You should end up with a directory structure similar to below:

• steamapps
  • common
    • garrysmod
      • garrysmod
        • saves
          • gm_flatgrass.hl3
          • half-life-000.sav
          • half-life-000.tga
          • gm_flatgrass.hl1
          • gm_flatgrass.hl2

• gm_flatgrass.hl3
• half-life-000.sav
• half-life-000.tga
• gm_flatgrass.hl1
• gm_flatgrass.hl2

SAY_Sayori, ismil_1977, wolverine041269, mathys271705, famousroux, Toast, ryder22001, nikita.belobrov15, warfacegame, zach2.barclay, Anthony, jack_5