Performance Center guns originate from standard designs or are created from the ground up. From hand-cutting and fitting to fine tuning for precision, these firearms are top performers. Products from the Performance Center are the ultimate expression of old-world craftsmanship blended with modern technology. The Smith and Wesson M&P Performance Center R8 revolver combines old-world hand craftsmanship with modern technology to create extremely accurate, high performance models designed for the most demanding shooters. The M&P Performance Center R8 Model features a PC trigger and trigger Stop, PC tuned action, Scandium alloy frame with a stainless steel cylinder. This Smith and Wesson has an integral accessory Picatinny style rail and an interchangeable front sight with an adjustable rear v-notch sight.