...same 5" 27-2 with its 6" brother, a 27-3, a 4" Nickel 27-2, a 5" 27-nodash (with matching/numbered diamond magnas), and a Pre-27 3.5".
The 27 is why I am a S&W "collector" (accumulator). Besides the Model 10 M&P to me they are they defining revolver of the 20th century.
--Neill