Minimalistic mount to place the Creality limit switch (seen for instance in the Ender 3) on top of a T-slot profile.

Bill of materials:

2 x M3 T-nut 1 x FHCS M3x6 (screw inside T-nut through clearance hole in mount) 1 x SBHC M3x10 (screw inside T-nut through clearance hole in mount) 1 x SBHC M3x6 (screw directly into tapped hole in the mount)