Smith & Wesson N frame sideplate, blue $75.00 Part 32 on the exploded diagram. Used, excellent condition blue sideplate from a Model 57, N frame revolver. Will fit other models of N frame revolvers. In stock Smith & Wesson N frame sideplate, blue quantity Add to cart Category: Smith & Wesson Related products S&W 39/439/3904 series XP magazine springs 3 pak $34.97 Smith & Wesson M&P 9mm .40/.357 Recoil Spring 16lb. $14.97