Smith & Wesson Model S&W500 Revolver -In 2003 the gunsmiths and engineers at Smith & Wesson wanted to deliver maximum power for serious handgun hunters. The power they sought required an entirely new frame, the massive "X-Frame" and was the basis for the new Model S&W500 the most powerful production revolver in the world. This ushered in the era of the "big gun", and was only the beginning. For ultimate power and velocity there's nothing even close to an X-Frame model handgun. Sights:Red Ramp Front / Adjustable Rear, HI-VIZ Red Dot Front / Adjustable Rear Sights: HI-VIS interchangable Front / Adjustable Black Blade Rear, interchangable Front / Adjustable Rear Most Powerful Production Revolver in the World Today Recoil Tamed with Effective Muzzle Compensator A Hunting Handgun For Any Game Animal Internal Lock Ultimate Defensive Carry and Dangerous Game Backup Handgun Easily Removeable Muzzle Compensator for Different Recoil Reduction Effects and to Accomodate Different Types of Ammunition Muzzle Energy Capability in Excess of 2000 ft. / lb. in. a 56 oz. Package