Sonicwake 36 V2 after esc market mount, stock loation

This mount is used for mounting the 150 amp and 180 amp escs in the sonicwake V2. 
removing the stock 120 amo esc and using the screws from the 120 esc this mount can screw inplace. This gives a mounting location for aftermarket esc.   This mount uses 3 screws. One more screw is needed. to mount this. 3mm x 10mm screw. same size as the two from the 120 amp esc. 
 
note; color seen in picture shows what it looks like. Actual color is black.