This download looks like a lua file. You need to place it in your lua folder inside the Garry's Mod folder.
You should end up with a directory structure similar to below:
Don't know where the Garry's Mod folder is or how to extract zip files? See more useful installation tips.
Palaford, WHITE.MODZ, [RBS] Hemmyway, Nightfox, k3vin_PROD YT | gamekit.com, GOLDEN MAPPER TR, Lixou Geek, Lixou Geek, Wakana, Lukas1337, Lukas1337, Unundying, Vilciņš, [ULTOR]┌∩┐(◣_◢)┌∩┐, Resam, mentrel.marie-jose, gucio9, masmoriZ, DaemonWork, BiggyGrunt, Enaeld, aseelhd121, [ϟϟ] TLG-EGL | CONFIG [ϟϟ], eFrog Krinez | csgoduck.com, GorAlex97, akaCall911 Δ, tippytoe018, ♥ l٥ﻻ ﻉ√٥υ♥ ☦, rubenvieira1979220, Lozatov, Sulyvan Darthenay, Ropedann, danny is nice, Lucky, takat, Ft'BaàdBoys', robo-christopher2003, MrGaminG, rere62170, Jason | EYO hellcase.com, Trident, Server-Gamer, Server-Gamer, MrUDD, Rémy [Prompo], Cossmogamer, Ryan Leparq, TTH ❤ - CsBlood.com, garrysmods, ErenSkn +65 others
