can anyone provide me the distance between the mounting holes for a g5 xr15?

[xxoczukxx]

Im trying to set up a mount to hang a g5 xr15 but i dont have the light yet. can anyone measure the distance between the mounting holes for me so i know how wide to space my arms?

basically the distance of the red line in this picture

 

[Daniel@R2R]

@Tim at EcoTech or another EcoTech team member might have specs to help with this.