They are usually OK as normal in a hallway, takes a little more movement usually but fine in most cases.
Have a look on Security Warehouse for texecom stuff.
Hates it so much he left the unhelpful forum months ago, vowing never to log in, read every thread, nor post...
...HANG ON A MINUTE!!
Agreed look fooking gash and the sign of the 199 brigade when used only to make life easier imho