Smith & Wesson Performance Center Model 642 38 Special +P 1.875in Matte Silver Revolver – 5 Rounds – The Model 642 is a variation on the Model 42 Centennial Airweight that integrates the time-tested features of the original with modern advancements and competition specifications and features. The Performance Center is the ultimate expression of old-world craftsmanship and modern technology. This model is +P rated and has a snag-free enclosed hammer. It features a subtle two-tone silver finish with a matte aluminum alloy frame and stainless steel barrel, cylinder, and custom black synthetic grip with wood inserts.