It fits perfectly in the Drop ALT hi profile.

Drop + Matt3o MT3 Susuwatari Custom Keycap Set

Drop + MiTo GMK Laser Custom Keycap Set

Drop + biip MT3 Extended 2048 Custom Keycap Set

Drop CTRL Mechanical Keyboard

Drop Holy Panda X Mechanical Switches

Drop Skylight Series Keycap Set

Drop ALT Mechanical Keyboard

Drop + Oblotzky SA Oblivion V2 Custom Keycap Set

Drop + RedSuns GMK Red Samurai Keycap Set

Drop + MiTo SA Godspeed Custom Keycap Set