Smith & Wesson Model 329PD, Double/Single Action, Metal Frame Revolver, N-Frame, 44 Magnum, 4.13 Barrel, Scandium, Titanium Alloy Cylinder, Matte Finish, Black, Textured Laminate/Synthetic Grips, Adjustable Rear Sight, Hi-Viz Front Sight, 6 Rounds 163414 Smith & Wesson combined a Scandium alloy frame with a Titanium cylinder to build the strongest and lightest weight .44 Magnum revolver made. The result...maximum power in a small, lightweight, easy-to-carry package. Smith & Wesson's large frame revolvers are a favorite choice among handgun hunters, competitive shooters and revolver enthusiasts.