Mike I had a heck of a time with the hatches also. The driver and the once machine gunners hatch do work but are wonky at best , the sides blew out when I pin viced it , I used copper wire , super glue and it's good enough. I need them to open as that's how I access the screws I use to hold the hull top onto the bottom. My commanders hatch is very wonky. It works but just
May have to look into the mato one