a friend of mine looked at what he thougt was a model 66 at first. turned out to be a 19-5 ,6 inch, p&r r, not a 66. gun was a satin nickle, not bright nickel. he'd never seen one like that before,i'd never heard of one either. a very nice gun, not junk. no sign of it being reworked. anyone else seen this kind before ??