Smith & Wesson N frame cylinder stop $30.00 Part 67 on the exploded diagram. Used, excellent condition cylinder stop from a Model 57, N frame revolver. Will fit other models of N frame revolvers. In stock Smith & Wesson N frame cylinder stop quantity Add to cart Category: Smith & Wesson Related products S&W 6904/4006 series XP magazine springs 3 pak $34.97 Smith & Wesson K frame Extractor rod collar $10.00