Hi all, If you're in need of a lock box either for keeping the emergency key, or self lockers for use with timelock software, here is a link you'll like. I think. http://www.mfssupply.com/ http://www.mfssupply.com/s.nl/it.A/id.34/.f?sc=13&category=3264 In my opinion better than the $30 U.S. Master boxes, and a lot less money. Fast ship!