for use with HS1177M camera.
M3x22mm screws should work, won't know for sure until i build.
Camera can fe found here:
http://www.surveilzone.com/dc5v-22v-17-17mm-super-mini-600tvl-sony-super-had-ccd-super-fpv-camera
this is revision V.2. has thicker and taller side walls. fitment has been updated opening for camera is 1mm wider than before.